BIO101 CBT CA Questions PDF 2024/25

BIO101 CBT CA QUESTIONS (2024/25) ) 5 1. The reproductive part of a plant is...

BIO101 CBT CA QUESTIONS (2024/25) ) 5 1. The reproductive part of a plant is /2 a. Node b. Internode 24 c. Flower d. Bud 0 (2 2. The pistil consists of ____ a. Ovary, style, stigma ts b. Petal, ovary, filament c. Stigma, anther, filament en d. Sepal, style, ovule ud 3. Which of these is used to represent ribosomes of prokaryotes and eukaryotes? a. 40s and 50s b. 60s and 80s c. 70s and 80s St d. 50s and 70s h 4. Which of these is a single membrane organelle? es a. Cytoplast b. Ribosomes Fr c. Nucleus d. Endoplasmic reticulum L 5. Who is the father of genetics? 0 a. Gregor Mendel 10 b. Charles Darwin c. Watson & Crick by d. Robert Hooke 6. Humans have how many chromosomes? d a. 23 pairs b. 46 pairs ie c. 22 pairs pl d. 50 pairs m 7. An asexual reproduction in yeast is known as a. Binary fission Co b. Fragmentation c. Budding d. Sporulation 8. What is the function of a peroxisome?  a. Protein synthesis b. Breakdown of fatty acids 5 ) c. DNA replication /2 d. Cellular respiration 24 9. What part of the cell contains a thin layer of a pectate structure that contains Magnesium and Calcium? 0 a. Plasma membrane b. Cell wall (2 c. Nucleus d. Cytoplasm ts 10. What is the function of cilia in a cell? en a. Energy production b. Cell movement and fluid transport ud c. Protein synthesis d. DNA storage 11. Tonoplasts are located in which cell organelle? St a. Cytoplasm h b. Plastids es c. Central vacuole d. Plasma membrane Fr 12. The female reproductive part of a flower is a. Stamen L b. Pistil 0 c. Sepal 10 d. Ovule 13. The site of ATP synthesis in mitochondria is by a. Cristae b. Matrix c. Ribosome d d. Cytoplasm ie 14. Mitotic cell division occurs in pl a. Somatic cell b. Non-somatic cell m c. Gamete cell Co d. Sex cell 15. In adequate supply of water, algae reproduce via ____ a. Spore formation b. Budding c. Binary fission  d. Fragmentation 5 ) 16. ____ is the removal of toxic materials of metabolism from the body of an organism. /2 a. Egestion b. Excretion 24 c. Respiration d. Photosynthesis 0 (2 17. The human body has _____ chromosomes a. 78 pairs b. 46 pairs ts c. 23 pairs d. 43 pairs en 18. Who first described a cell? ud a. Robert Hooke b. Theodore Schwann c. Matthias Schleiden d. Antonie van Leeuwenhoek St h 19. What is the functional unit of heredity? es a. Chromosome b. Genes Fr c. DNA d. RNA L 20. What is the difference between chromoplast and leucoplast? 0 a. Chromoplast stores starch, leucoplast stores pigment 10 b. Chromoplast has color pigments, leucoplast is colorless c. Chromoplast is found in roots, leucoplast is in leaves d. Chromoplast carries DNA, leucoplast stores protein by 21. The transfer of pollen from the anther to the stigma through carriers such as insects, wind, etc., is called d a. Pollens ie b. Pollination c. Self-pollination pl d. Cross-pollination m 22. Who first coined the word chromosomes? Co a. Robert Brown b. Waldeyer c. Schwann d. Watson & Crick 23. What is the function of microbodies?  a. Cellular respiration b. Detoxification and lipid metabolism )5 c. DNA replication /2 d. Protein synthesis 24 24. What is another name for lysosomes? a. Suicidal bag 0 b. Detoxifying agents (2 c. Energy powerhouse d. Protein factory ts 25. What is the core structure of cilia and flagella? a. Microtubules en b. Microfilaments c. Ribosomes ud d. Centrioles 26. What is a ripened ovary called? a. Ovule St b. Fruit h c. Seed es d. Endosperm Fr 27. Where is the tonoplast located? a. Nucleus b. Mitochondria L c. Central vacuole 0 d. Cytoplasm 10 28. Which flower part produces seeds? a. Petal by b. Ovary c. Stamen d. Sepal d ie 29. A ripened ovary is called ________. a. Ovule pl b. Fruit m c. Seed d. Pollen Co 30. There are ______ chromosomes in humans. a. 46 pairs b. 23 pairs c. 50 pairs d. 78 pairs  31. Which of these is a parasite? 5) A. Roundworm /2 B. Tapeworm C. Mosquito 24 D. Fluke 0 32. When was the cell theory formulated? (2 A. 1665 B. 1838 C. 1855 ts D. 1901 en 33. What is the difference between chloroplast and leucoplast? A. Chloroplast is colorless, leucoplast is green ud B. Chloroplast stores pigments, leucoplast stores starch C. Chloroplast is found in roots, leucoplast is in leaves D. Chloroplast contains DNA, leucoplast does not St 34. Which animals give birth to their young ones alive? h A. Amphibians es B. Reptiles C. Mammals Fr D. Birds 35. The transfer of pollen to flowers through wind or insects is called? L A. Pollination 0 B. Germination 10 C. Fertilization D. Propagation by 36. Which classification is based on grouping animals based on their natural affinities? A. Binomial nomenclature B. Natural classification d C. Artificial classification ie D. Phylogenetic classification pl 37. What is the function of vacuole in plants? m A. Photosynthesis B. Storage and structural support Co C. Respiration D. Protein synthesis 38. Yeast reproduces asexually by? A. Binary fission B. Fragmentation  C. Budding D. Sporulation 5 ) /2 39. Which primary pigment is responsible for photosynthesis? A. Xanthophyll 24 B. Carotene C. Chlorophyll 0 D. Anthocyanin (2 40. Which organelle is responsible for detoxifying chemicals? A. Mitochondria ts B. Golgi apparatus C. Peroxisome en D. Lysosome ud 41. ______ is the process by which food is broken down for energy? A. Photosynthesis B. Respiration C. Excretion St D. Circulation h es 42. ______ is the branch of biology that deals with classifying, naming, and organizing living things. A. Morphology Fr B. Taxonomy C. Ecology D. Genetics 0 L 43. If a plant with an unknown genotype is crossed with a homozygous short plant and the phenotype 10 result is 1:1, what is the unknown genotype of the plant? A. TT B. Tt by C. tt D. TT or Tt d 44. What is the powerhouse of the cell? ie A. Nucleus B. Ribosome pl C. Mitochondria D. Golgi body m Co 45. Sickle cell anemia is an example of a trait linked with? A. Autosomal dominant inheritance B. X-linked inheritance C. Autosomal recessive inheritance D. Y-linked inheritance  46. Charles Darwin's theory was based mainly on? A. Inheritance of acquired traits )5 B. Natural selection /2 C. Spontaneous generation D. Abiogenesis 24 47. Who discovered chromosomes? 0 A. Strubbeerg (2 B. Waldeyer C. Robert Hooke D. Gregor Mendel ts 48. What is common between prokaryotic and eukaryotic cells? en A. Chromosomes B. Lysosomes ud C. Mitochondria D. Golgi apparatus 49. Who is the father of the cell? St A. Robert Hooke h B. Theodor Schwann es C. Matthias Schleiden D. Rudolf Virchow Fr 50. What organelle in plants stores water, color pigments, and waste? A. Mitochondria L B. Chloroplast 0 C. Vacuole 10 D. Ribosome 51. The process by which food is broken down in a living cell is called? by A. Photosynthesis B. Respiration C. Digestion d D. Assimilation ie 52. Excretion, irritability, and reproduction take place in? pl A. Plants and animals m B. Animals only C. Plants only Co D. Microorganisms only 53. What turns into a ripened fruit? A. Flower B. Ovule C. Pollen grain  D. Seed 5 ) 54. What are the parts of the pistil? /2 A. Anther-Ovary-Stigma B. Style-Ovary-Stigma 24 C. Petal-Style-Stigma D. Ovule-Style-Anther 0 (2 55. ______ is the removal of toxic materials and waste products of metabolism from the body system. A. Egestion B. Excretion ts C. Secretion D. Digestion en 56. ______ is the transfer of pollen grains from the anther to the stigma of a flower through wind, ud insects, etc. A. Pollination B. Cross-pollination C. Self-pollination St D. Asexual reproduction h es 57. The female reproductive part of the plant is A. Anther Fr B. Stigma C. Pistil D. Stamen 0 L 58. The asexual reproduction of algae is 10 A. Fragmentation B. Binary Fission C. Spore Formation by D. Vegetative Propagation 59. ---- is the identification, naming, and classification of living organisms d A. Natural Classification ie B. Taxonomy C. Classification pl D. Systematics m 60. What year was the cell theory implemented? Co A. 1838 B. 1835 C. 1858 D. 1861 61. ---- is the unit of heredity found in DNA  A. Chromosome B. Gene )5 C. Nucleotide /2 D. Codon 24 62. The non-membrane bound structure in the following is A. Lysosome 0 B. Vacuole (2 C. Cytoskeleton D. Cytoplasm ts 63. The protein found in the Endoplasmic Reticulum is A. Actin en B. Tubulin C. Ribophorin ud D. Collagen 64. Behavioral traits are due to A. Environmental factors St B. Genetic factors h C. None of the above es D. Both Genetic and Environmental factors Fr 65. All these are acellular organisms except A. Euglena B. Bacteria L C. Spyrogyra 0 D. Amoeba 10 66. The part of the cell that consists of thin pectic substances of calcium and magnesium is A. Middle lamella by B. Cell wall C. Plasmodesmata D. Tonoplast d ie 67. The challenge of recalling information on 1.5 million animal species has been solved by A. Taxonomy pl B. Ecology m C. Biochemistry D. Evolution Co 68. The reason why animal diversity continues to improve is because A. Animals grow rapidly B. New animals are being discovered C. Old species mutate D. There is an increase in reproduction rate  69. The part of mitochondria that contains enzymes for ATP synthesis is 5) A. Thylakoid /2 B. Inner membrane C. Cristae 24 D. Matrix 0 70. Animals are not known to be diverse in (2 A. Mode of nutrition B. Reproduction C. Size ts D. Photosynthesis en 71. The structural core of cilia and pseudopodia is A. Axoneme ud B. Actin C. Myosin D. Tubulin St 72. ---- is the formation of a new plant from parts of a plant h A. Budding es B. Vegetative Propagation C. Binary Fission Fr D. Grafting 73. What is the reproductive formation of algae? L A. Budding 0 B. Fragmentation 10 C. Binary Fission D. Spore Formation by 74. The core of cilia and flagella is A. Axoneme B. Microtubule d C. Cytoskeleton ie D. Centriole pl 75. The process whereby organisms release energy occurs in their cells and is called m A. Respiration B. Photosynthesis Co C. Fermentation D. Metabolism 76. Which of the following terms is associated with lysosomes? A. Suicidal bags B. Powerhouse of the cell  C. Protein factory D. Storage vesicles )5 /2 77. Who coined the word Chromosome? A. Mendel 24 B. Darwin C. Flemming 0 D. Strauburg (2 78. The most inclusive and exclusive groups in taxonomy are A. Kingdom and Species ts B. Class and Phylum C. Order and Genus en D. Family and Division ud 79. Which of these is a non-membrane bound organelle? A. Cytoplasm B. Ribosome C. Lysosome St D. Golgi Apparatus h es 80. The function of Ribosome is A. Stores Lipid Fr B. Protein Synthesis C. Energy Production D. Transport of Materials 0 L 81. The three types of plastids are 10 A. Chloroplast, Chromoplast, and Leucoplast B. Mitochondria, Chloroplast, and Vacuole C. Ribosome, Golgi, and Lysosome by D. Peroxisome, Endosome, and Centriole 82. The theory of evolution by natural selection was postulated by d A. Lamarck ie B. Darwin C. Mendel pl D. Robert Hooke m 83. ____ is the identification, naming, and classifying of living organisms. Co A. Classification B. Nomenclature C. Taxonomy D. Systematics 84. Cell theory was first discovered in the year  A. 1665 B. 1758 )5 C. 1838 /2 D. 1855 24 85. Behavioral traits are influenced by A. Environmental factors 0 B. Genetic factors (2 C. Both Genetic and Environmental factors D. None of the above ts 86. The model form of the plasma membrane is A. Lipid bilayer model en B. Unit membrane model C. Fluid mosaic model ud D. Sandwich model 87. The most exclusive taxon is A. Kingdom St B. Genus h C. Family es D. Species Fr 88. ____ first coined the word chromosome. A. Waldeyer B. Mendel L C. Flemming 0 D. Darwin 10 89. The cell organelle responsible for transporting materials is A. Ribosome by B. Golgi Apparatus C. Endoplasmic Reticulum D. Lysosome d ie 90. The core of cilia is A. Microtubule pl B. Centriole m C. Axoneme D. Actin Co 91. Lamarck proposed that A. Evolution is driven by mutation B. Acquired traits are passed to offspring C. Natural selection is the main force of evolution D. All organisms share a common ancestor  92. The role of crossing over is 5 ) A. Mutation repair /2 B. New combination of offspring C. DNA replication 24 D. Energy production 0 93. The cell organelle containing heterogeneous material in which other organelles are suspended is (2 A. Vacuole B. Cytoplasm C. Lysosome ts D. Nucleus en 94. Which of these are non-membranous? A. Vacuole ud B. Lysosome C. Cytoskeleton D. Glyoxysome St 95. Which of the following is unicellular? h A. Euglena es B. Bacteria C. Spirogyra Fr D. Amoeba 96. Which of the following are parasitic? L A. Mosquito 0 B. Fluke 10 C. Tapeworm D. Roundworm by 97. Who discovered/coined the word "cell"? A. Charles Darwin B. Robert Hooke d C. Theodor Schwann ie D. Matthias Schleiden pl 98. Seeds are derived from m A. Ovary B. Ovule Co C. Anther D. Pollen 99. The ability to detect and respond to changes in the internal and external environment is called A. Adaptation B. Responsiveness  C. Irritability D. Sensation )5 /2 100. The most exclusive taxonomic rank is A. Phylum 24 B. Class C. Species 0 D. Order (2 101. The most inclusive taxonomic rank is A. Genus ts B. Phylum C. Order en D. Class ud 102. Which of the following is an example of a viviparous animal? A. Gorilla B. Snake C. Horse St D. Lizard h es 103. The reproductive part of a plant is A. Flower Fr B. Bud C. Spore D. Leaf 0 L 104. The activities of the cell are controlled by 10 A. Nucleus B. Cytoplasm C. Mitochondria by D. Golgi Apparatus 105. Humans have how many chromosomes? d A. 23 ie B. 28 C. 46 pl D. 48 m 106. The process whereby food is broken down in the cells to produce energy is Co A. Photosynthesis B. Respiration C. Fermentation D. Glycolysis 107. Which organelle is involved in intracellular transportation and secretion?  A. Ribosome B. Endoplasmic Reticulum )5 C. Lysosome /2 D. Golgi Apparatus 24 108. The most exclusive taxonomic rank is A. Order 0 B. Genus (2 C. Kingdom D. Species ts 109. The cell theory was published in what year? A. 1839 en B. 1978 C. 1836 ud D. 1858 St 110. Which part of the cell consists of calcium and magnesium pectate? A. Vesicle B. Nucleus h C. Middle lamella es D. Cytoplasm Fr 111. Who is the father of genetics? A. Charles Darwin B. Gregor Mendel L C. Robert Hooke 0 D. Watson & Crick 10 112. What is the function of the Golgi apparatus? A. Energy production by B. Protein synthesis C. Packaging and secretion of proteins D. Storage of genetic material d ie 113. What is the function of the vacuole? A. Transport of materials pl B. Storage of water and nutrients m C. ATP production D. Protein synthesis Co 114. What is systematics? A. Study of classification and evolutionary relationships B. Study of ecosystems C. Study of genetic inheritance D. Study of cell structures  115. Who discovered the cell? )5 A. Robert Hooke /2 B. Rudolf Virchow C. Anton van Leeuwenhoek 24 D. Matthias Schleiden 0 116. Tonoplast is found in? (2 A. Plasma membrane B. Nuclear membrane C. Ribosome ts D. Vacuole en 117. Which of these are forms of ribosome? A. 80S and 70S ud B. 80S and 40S C. 60S and 30S D. 50S and 40S St 118. Which of these are types of plastids? h A. Chloroplast, chromoplast, leucoplast es B. Ribosome, lysosome, peroxisome C. Nucleus, Golgi, mitochondria Fr D. Cytoplasm, cytoskeleton, nucleolus 119. What is the reproductive part of a plant? L A. Leaf 0 B. Root 10 C. Stem D. Flower by 120. In what year was the cell theory proposed? A. 1839 B. 1665 d C. 1855 ie D. 1824 pl 121. The plasma membrane is made up of? m A. Proteins and carbohydrates B. Phospholipids and proteins Co C. Nucleotides and amino acids D. Polysaccharides and enzymes 122. Which of the following is a non-membrane-bound organelle? A. Chloroplast B. Vacuole  C. Ribosome D. Nucleus 5) /2 123. What is the function of ribosomes? A. Lipid synthesis 24 B. Protein synthesis C. DNA replication 0 D. Energy production (2 124. Which of these is NOT a cell scientist? A. V. Rudolf ts B. Theodor Schwann C. R. Huskinikan en D. Matthias Schleiden ud 125. Two types of ribosomes are A. 60S and 40S B. 70S and 80S C. 50S and 30S St D. 100S and 20S h es 126. The cytoskeleton consists of A. A bilipid layer Fr B. Proteins C. Carbohydrates D. Polysaccharides 0 L 127. In a dihybrid cross of BbRr, the ratio of offspring with dominant alleles for both traits is 10 A. 9/16 B. 3/16 C. 1/4 by D. 1/16 128. In a dihybrid cross of BbRr, the genotypic ratio of the offspring is given as 9:3:3:1. What best d explains the reason for this? ie A. Law of segregation B. Law of independent assortment pl C. Law of dominance D. Law of incomplete dominance m Co 129. Peroxisomes are responsible for A. Protein synthesis B. Lipid storage C. Breaking down fatty acids D. Energy conversion  130. The function of the plasma membrane is A. Providing structural support 5) B. Controlling the movement of substances in and out of the cell /2 C. Synthesizing proteins D. Storing nutrients 24 131. What is the difference between chromoplasts and leucoplasts? 0 A. Chromoplasts store pigments, leucoplasts store starch (2 B. Chromoplasts store water, leucoplasts store enzymes C. Chromoplasts store lipids, leucoplasts store proteins D. Chromoplasts and leucoplasts have the same function ts 132. Where does the seed in a flowering plant come from? en A. Ovary B. Ovule ud C. Pollen D. Anther 133. Which of these is a function of ribosomes? St A. DNA synthesis h B. Protein synthesis es C. ATP production D. Lipid metabolism Fr 134. Which of these is NOT part of the cell theory? A. All living organisms are composed of cells L B. Cells arise from pre-existing cells 0 C. Cells contain a nucleus 10 D. Cells are the basic unit of life 135. Who named the chromosome? by A. Waldeyer B. Mendel C. Flemming d D. Darwin ie 136. Which of the following is involved in both intracellular transport and secretion? pl A. Ribosome m B. Lysosome C. Golgi bodies Co D. Endoplasmic reticulum 137. Which is not involved in reproduction? A. Fertilisation B. Gamete formation C. Parthenocarpy D. Zygote formation  138. The process by which energy is released from food substances is called ____________. ) 5 A. Respiration /2 B. Photosynthesis C. Fermentation 24 D. Digestion 0 139. Systematics does not do what? (2 A. Name all organisms B. Classify all organisms C. Study evolutionary relationships ts D. Study the anatomy of organisms en 140. The pistil consists of ____, ____ and ____. A. Stigma, style, ovary ud B. Anther, stigma, style C. Anther, style, ovary D. Style, filament, pistil St 141. The main component of the cell wall is ____. h A. Chitin es B. Phospholipids C. Cellulose Fr D. Proteins 142. Which of the following refutes Lamarck's theory of inheritance of acquired traits? L A. A bodybuilder's child having an average body mass 0 B. Giraffes reaching for food at a height, leading to long necks over time 10 C. A plant growing taller because of sunlight exposure D. A fish developing gills over time by 143. In what year was the Cell Theory proposed? A. 1839 B. 1665 d C. 1855 ie D. 1923 pl 144. What are the types of plastids? m A. Chromoplast, leucoplast, chloroplast B. Lysosome, ribosome, peroxisome Co C. Cytoplasm, cytoskeleton, nucleolus D. Golgi apparatus, endoplasmic reticulum, mitochondria 145. What is the definition of irritability? A. The ability to respond to stimuli B. The ability to reproduce  C. The ability to absorb nutrients D. The ability to maintain homeostasis 5 ) /2 146. Who discovered chromosomes? A. Waldeyer 24 B. Mendel C. Flemming 0 D. Darwin (2 147. The form of reproduction that yeast undergoes is ____________. A. Budding ts B. Binary fission C. Spore formation en D. Vegetative propagation ud 148. What is the function of peroxisomes? A. Breaking down fatty acids B. Protein synthesis C. DNA replication St D. Transporting materials h es 149. What is the function of ribosomes? A. Protein synthesis Fr B. Energy production C. Lipid storage D. Enzyme secretion 0 L 150. What part of mitochondria deals with ATP production? 10 A. Cristae B. Matrix C. Inner membrane by D. Outer membrane 151. Which of the following organelles are membrane-bound? d A. Mitochondria, nucleus, lysosome ie B. Ribosome, cytoskeleton, centrioles C. Golgi apparatus, peroxisome, cytoplasm pl D. Chloroplast, nucleolus, vacuole m 152. Tonoplast is a component of which of the following? Co A. Protoplasm B. Plasma membrane C. Cytoplasm D. Nucleolus 153. The theory which stated that acquired traits by an organism are passed to the offspring was  proposed by who? A. Jean Lamarck 5 ) B. Charles Darwin /2 C. Gregor Mendel D. Robert Hooke 24 154. The process that involves the release of energy from the breakdown of glucose is ____________. 0 A. Respiration (2 B. Photosynthesis C. Digestion D. Fermentation ts 155. Which of the following are features of the pistil? en A. Filament, anther B. Style, stigma, pollen tube ud C. Style, filament, stigma D. Ovary, ovule, filament 156. Lysosome is also known as? St A. Suicidal bag h B. Energy storehouse es C. Protein factory D. Waste disposer Fr 157. Function of peroxisome a. Detoxification L b. Lipid metabolism 0 c. Protein synthesis 10 158. Chromoplast contains ------- and Leucoplast contains ------- a. Pigments; Starch by b. Starch; Pigments c. Chlorophyll; Starch d 159. What is respiration ie a. Release of energy from food b. Intake of oxygen only pl c. Exhalation of carbon dioxide m 160. ________ is present in both Prokaryotic and Eukaryotic cells Co a. Nucleus b. Ribosomes c. Mitochondria 161. Seed is produced from ______ a. Ovule  b. Flower c. Root )5 /2 162. Who termed the word "cell"? a. Robert Hooke 24 b. Charles Darwin c. Gregor Mendel 0 (2 163. What is pollination? a. Transfer of pollen grains from anther to stigma b. Fusion of male and female gametes ts c. Formation of seeds en 164. Seeds develop from the ______ a. Ovary ud b. Embryo c. Ovule 165. Systematics simply means ______ St a. Evolutionary classification of organisms h b. Study of ecological interactions es c. Naming and grouping organisms Fr 166. The female reproductive part of a flower is ______ a. Anther b. Ovary L c. Stigma 0 10 167. Which of these is a non-membrane-bound organelle? a. Vacuoles b. Lysosomes by c. Ribosomes 168. Lysosome can also be referred to as ______ d a. Suicide bag ie b. Energy powerhouse c. Protein factory pl m 169. Which animal possesses viviparous reproduction? a. Gorilla Co b. Snake c. Fish 170. Which theory goes with natural selection? a. Darwin's b. Lamarck's  c. Mendelian 5 ) 171. Which type of this is exclusive in taxonomy? /2 a. Species b. Kingdom 24 c. Class 0 172. Which of the following is part of the acellular family? (2 a. Spirogyra b. Amoeba c. Bacteria ts 173. How many chromosomes do humans have? en a. 23 pairs b. 78 pairs ud c. 46 pairs 174. What's inclusive among the following taxonomy? a. Species St b. Kingdom h c. Phylum es 175. What's exclusive among the following taxonomy? Fr a. Kingdom b. Phylum c. Species 0 L 176. ________ is the process through which pollens are transferred from the anther to the stigma of the 10 same plant. a. Pollination b. Self-pollination by c. Cross-pollination 177. The most inclusive level of taxonomy is ______. d a. Kingdom ie b. Phylum c. Domain pl m 178. Seed develops from ______ Co a. Seed coat b. Embryo c. Ovules 179. Systematics does not ______ a. Give names to all organisms  b. Classify organisms evolutionarily )5 180. The process in which organisms release energy from food is called ______ /2 a. Respiration b. Photosynthesis 24 c. Fermentation 0 181. The basic unit of heredity is ______ (2 a. Gene b. Chromosome c. DNA ts 182. Another name for lysosome en a. Suicide bag b. Detoxifier ud c. Protein factory 183. The Darwin theory was based on a. Survival of the fittest St b. Inheritance of acquired traits h c. Evolutionary changes es 184. Which membrane functions on detoxification of the cell Fr a. Endoplasmic reticulum b. Golgi apparatus c. Plasma membrane 0 L 185. Who coined the term "chromosome"? 10 a. T. Strasburger b. W. Waldeyer c. R. Brown by 186. Chromoplast contains what, and leucoplast contains what? a. Pigment and nutrients d b. Starch and pigments ie c. Chlorophyll and nutrients pl 187. Which organ functions in both secretion and intracellular transportation? m a. Golgi apparatus b. Endoplasmic reticulum Co c. Lysosome 188. Which is non-membrane-bound? a. Ribosome b. Cytoskeleton c. Vacuole  189. Mendelian law of independent assortment of genes states what? 5 ) a. Genes are inherited independently of each other /2 b. Genes are inherited together c. Genes are carried on the same chromosome 24 190. Prokaryotic cell is what membrane-bound? 0 a. Thrice (2 b. Double c. Single d. None ts 191. A generation formed heterozygous tall plants. It means the parents were? en a. Homozygous recessive b. Homozygous dominant ud c. Homozygous dominant and homozygous recessive St 192. Respiration, reproduction, and competition are characteristics of a. Plants only b. Some plants and animals h c. All animals es d. All plants and animals Fr 193. The scientific study of identification, naming, and deciding the group to which an animal belongs is called ______. a. Systematics L b. Taxonomy 0 c. Classification 10 d. Nomenclature 194. Type of reproduction that occurs in a yeast cell is called by a. Budding b. Spore formation c. Fragmentation d d. Regeneration ie 195. Which organelle is responsible for detoxifying toxic materials? pl a. Lysosome b. Peroxisome m c. Cell wall Co 196. The ratio in the F1 generation is a. 3:1 b. 9:3:3:1 c. 2:1  197. The chromosome that determines the sex in humans is ______. a. Sex chromosome 5 ) b. Allosome /2 c. Chromosomes 24 198. Sickle cell anemia is under what trait? a. Dominant 0 b. Recessive (2 c. Codominant 199. What refutes Lamarck’s theory? ts a. Mutation b. Natural selection en c. Evolution ud 200. If all the F1 generation of a crossing is heterozygous, what can you say about the parent gene? a. One homozygous dominant and one homozygous recessive b. Both homozygous dominant c. Both homozygous recessive St h 201. A plant which has just one reproductive part on a flower is called ______. es a. Unisex flower b. Monocarpic Fr c. Dioecious d. Bisexual L 202. A change or alteration in the DNA is ______. 0 a. Mutation 10 b. Variation c. Evolution by 203. What is the function of the nucleus? a. Control center of the cell b. Protein synthesis d c. Cell division ie 204. Which organelle is responsible for protein synthesis? pl a. Ribosomes m b. Lysosome c. Mitochondria Co 205. Algae reproduce by a. Binary fission b. Fragmentation c. Spore formation  206. What aids reproduction in plants? a. Flowers 5 ) b. Stem /2 c. Leaves 24 207. Which Mendelian law supports the crossing of YrYr? a. Law of codominance 0 b. Law of segregation (2 c. Law of dominance 208. An unknown plant was crossed with a homozygous recessive plant and gave a result of 1:1. What is ts the gene of the unknown plant? a. Homozygous dominant en b. Homozygous recessive c. Heterozygous ud 209. Which organelle is involved in packaging proteins? a. Golgi apparatus b. Endoplasmic reticulum St c. Ribosome h es 210. Cytoskeleton is made up of a. Enzymes and carbohydrates Fr b. Lipid bilayer c. Filamentous protein d. DNA and RNA 0 L 211. Behavioral traits can be influenced by ______. 10 a. Genes b. Environment c. Hormones by 212. Who first discovered the cell? a. Robert Hooke d b. Charles Darwin ie c. Antonie van Leeuwenhoek pl 213. How can a homozygous plant produce a genotypic ratio of 1:1? a. By crossing with a heterozygous plant m b. By self-pollination Co c. By crossing with a recessive plant 214. What is the phenotypic ratio of the F2 generation of a monohybrid cross? a. 3:1 b. 1:1 c. 9:3:3:1  215. Cell organelles are 5) a. Compartments with specific functions /2 b. Compartments distinct in structure and function 24 216. Where is the ribosome found in the cell? a. In the nucleus 0 b. Freely traced in the cell or within the endoplasmic reticulum (2 c. Attached to the vacuole d. On the plasma membrane ts 217. What is a single-membraned, spherical organelle found in the cytoplasm of a cell? A) Microbodies en B) Endoplasmic reticulum C) Nucleus ud D) Mitochondria 218. What is the function of a microbody in a cell? A) Protein synthesis St B) Enzyme storage and detoxification h C) Cell division es D) Energy production Fr 219. What organelle is the tonoplast associated with? A) Mitochondria B) Nucleus L C) Lysosome 0 D) Vacuole 10 220. Which of the following is true about chromoplast and leucoplast? A) Chromoplast stores pigment, leucoplast stores nutrients by B) Leucoplast stores pigment, chromoplast stores nutrients C) Chromoplast is for autosynthesis, leucoplast stores protein D) Chromoplast stores protein, leucoplast stores fat d ie pl m Co  BIO101 CBT CA QUESTIONS (2024/25) - Complete Answers 1. c. Flower 2. a. Ovary, style, stigma 3. c. 70s and 80s 4. d. Endoplasmic reticulum 5. a. Gregor Mendel 6. a. 23 pairs 7. c. Budding 8. b. Breakdown of fatty acids 9. b. Cell wall 10. b. Cell movement and fluid transport 11. c. Central vacuole 12. b. Pistil 13. a. Cristae 14. a. Somatic cell 15. d. Fragmentation 16. b. Excretion 17. c. 23 pairs 18. a. Robert Hooke 19. b. Genes 20. b. Chromoplast has color pigments, leucoplast is colorless 21. b. Pollination 22. b. Waldeyer 23. b. Detoxification and lipid metabolism 24. a. Suicidal bag 25. a. Microtubules 26. b. Fruit 27. c. Central vacuole 28. b. Ovary 29. b. Fruit 30. b. 23 pairs 31. B. Tapeworm 32. B. 1838 33. B. Chloroplast stores pigments, leucoplast stores starch 34. C. Mammals 35. A. Pollination 36. B. Natural classification 37. B. Storage and structural support 38. C. Budding 39. C. Chlorophyll 40. C. Peroxisome 41. B. Respiration 42. B. Taxonomy 43. B. Tt 44. C. Mitochondria 45. C. Autosomal recessive inheritance 46. B. Natural selection 47. B. Waldeyer 48. A. Chromosomes 49. B. Theodor Schwann 50. C. Vacuole 51. B. Respiration 52. A. Plants and animals 53. A. Flower 54. B. Style-Ovary-Stigma 55. B. Excretion 56. A. Pollination 57. C. Pistil 58. A. Fragmentation 59. B. Taxonomy 60. A. 1838 61. B. Gene 62. C. Cytoskeleton 63. C. Ribophorin 64. D. Both Genetic and Environmental factors 65. C. Spyrogyra 66. A. Middle lamella 67. A. Taxonomy 68. C. Old species mutate 69. C. Cristae 70. D. Photosynthesis 71. A. Axoneme 72. B. Vegetative Propagation 73. D. Spore Formation 74. A. Axoneme 75. A. Respiration 76. A. Suicidal bags 77. C. Flemming 78. A. Kingdom and Species 79. B. Ribosome 80. B. Protein Synthesis 81. A. Chloroplast, Chromoplast, and Leucoplast 82. B. Darwin 83. C. Taxonomy 84. C. 1838 85. C. Both Genetic and Environmental factors 86. C. Fluid mosaic model 87. D. Species 88. A. Waldeyer 89. C. Endoplasmic Reticulum 90. A. Microtubule 91. B. Acquired traits are passed to offspring 92. B. New combination of offspring 93. B. Cytoplasm 94. C. Cytoskeleton 95. A. Euglena 96. C. Tapeworm 97. B. Robert Hooke 98. B. Ovule 99. C. Irritability 100. C. Species 101. B. Phylum 102. A. Gorilla 103. A. Flower 104. A. Nucleus 105. C. 46 106. B. Respiration 107. D. Golgi Apparatus 108. D. Species 109. A. 1839 110. C. Middle lamella 111. B. Gregor Mendel 112. C. Packaging and secretion of proteins 113. B. Storage of water and nutrients 114. A. Study of classification and evolutionary relationships 115. A. Robert Hooke 116. D. Vacuole 117. A. 80S and 70S 118. A. Chloroplast, chromoplast, leucoplast 119. D. Flower 120. A. 1839 121. B. Phospholipids and proteins 122. C. Ribosome 123. B. Protein synthesis 124. C. R. Huskinikan 125. B. 70S and 80S 126. B. Proteins 127. A. 9/16 128. B. Law of independent assortment 129. C. Breaking down fatty acids 130. B. Controlling the movement of substances in and out of the cell 131. A. Chromoplasts store pigments, leucoplasts store starch 132. B. Ovule 133. B. Protein synthesis 134. C. Cells contain a nucleus 135. A. Waldeyer 136. C. Golgi bodies 137. C. Parthenocarpy 138. A. Respiration 139. D. Study the anatomy of organisms 140. A. Stigma, style, ovary 141. C. Cellulose 142. A. A bodybuilder's child having an average body mass 143. A. 1839 144. A. Chromoplast, leucoplast, chloroplast 145. A. The ability to respond to stimuli 146. C. Flemming 147. A. Budding 148. A. Breaking down fatty acids 149. A. Protein synthesis 150. A. Cristae 151. A. Mitochondria, nucleus, lysosome 152. D. Nucleolus 153. A. Jean Lamarck 154. A. Respiration 155. D. Ovary, ovule, filament 156. A. Suicidal bag 157. a. Detoxification 158. a. Pigments; Starch 159. a. Release of energy from food 160. b. Ribosomes 161. a. Ovule 162. a. Robert Hooke 163. a. Transfer of pollen grains from anther to stigma 164. c. Ovule 165. a. Evolutionary classification of organisms 166. b. Ovary 167. c. Ribosomes 168. a. Suicide bag 169. a. Gorilla 170. a. Darwin's 171. a. Species 172. c. Bacteria 173. a. 23 pairs 174. b. Kingdom 175. c. Species 176. b. Self-pollination 177. c. Domain 178. c. Ovules 179. d. Study the anatomy of organisms 180. a. Respiration 181. a. Gene 182. a. Suicide bag 183. a. Survival of the fittest 184. a. Endoplasmic reticulum 185. b. W. Waldeyer 186. a. Pigment and nutrients 187. b. Endoplasmic reticulum 188. a. Ribosome 189. a. Genes are inherited independently of each other 190. d. None 191. c. Homozygous dominant and homozygous recessive 192. d. All plants and animals 193. b. Taxonomy 194. a. Budding 195. b. Peroxisome 196. a. 3:1 197. a. Sex chromosome 198. b. Recessive 199. b. Natural selection 200. a. One homozygous dominant and one homozygous recessive 201. a. Unisex flower 202. a. Mutation 203. a. Control center of the cell 204. a. Ribosomes 205. b. Fragmentation 206. a. Flowers 207. b. Law of segregation 208. c. Heterozygous 209. a. Golgi apparatus 210. c. Filamentous protein 211. b. Environment 212. a. Robert Hooke 213. a. By crossing with a heterozygous plant 214. a. 3:1 215. a. Compartments with specific functions 216. b. Freely traced in the cell or within the endoplasmic reticulum 217. A) Microbodies 218. B) Enzyme storage and detoxification 219. D) Vacuole 220. A) Chromoplast stores pigment, leucoplast stores nutrients BIO_101 CBT CA 2024/2025 ✅ 1. Which of the following is a function of the ribosome?​ A. Protein synthesis ​ B. Energy production​ C. DNA replication​ D. Packaging proteins 0 Ribosomes are the sites where proteins are synthesized in the cell. '3 2. Which of the following is not part of the cell theory?​ F A. All living things are composed of cells​ O B. Cells are the basic unit of structure and function​ ❌ C. All cells come from pre-existing cells​ SS D. All cells arise from non-living matter The cell theory emphasizes that all living organisms are made of cells, and cells arise only from pre-existing cells, not non-living matter. LA C 3. Who named the chromosome?​ A. Robert Hooke​ S ✅ B. Anton van Leeuwenhoek​ C. Waldeyer ​ B D. W. Flemming B Waldeyer was the first to describe and name chromosomes. M 0L 4. Which of the following is involved in both intracellular transport and secretion?​ A. Ribosome​ B. Lysosome​ 10 ✅ C. Endoplasmic reticulum​ D. Golgi bodies Golgi bodies are responsible for modifying, sorting, and packaging proteins for secretion and transport within the cell. 5. In what year was the cell theory proposed?​ ✅ A. 1801​ B. 1839 ​ C. 1838​ D. 1665 The cell theory was proposed by Schleiden and Schwann in 1839. 6. Which of the following is not involved in reproduction?​ A. Fertilisation​ ❌ B. Gamete formation​ C. Parthenocarpy ​ D. Zygote formation 0 '3 Parthenocarpy refers to the formation of fruit without fertilization and is not related to reproduction in animals. F O 7. Which organelle contains both calcium and magnesium pectate?​ A. Vesicles​ B. Golgi apparatus​ C. Middle Lamella ✅ ​ SS D. Cell wall LA The middle lamella is a layer between plant cell walls that contains pectate. C 8. The process by which energy is released from food substances is called S ____________.​ B ✅ A. Photosynthesis​ B. Respiration ​ B C. Fermentation​ M D. Transpiration Respiration is the process by which cells release energy from food substances. 0L 10 9. Which of the following is not a function of systematic biology?​ A. Naming all organisms​ B. Classifying all organisms​ ❌ C. Studying evolutionary relationships​ D. Studying environmental factors affecting organisms Systematic biology focuses on the classification, naming, and studying evolutionary relationships of organisms. Environmental factors are studied in ecology.  ✅ 10. Which of the following refutes Lamarck's theory of inheritance of acquired traits?​ A. A bodybuilder's child having an average body mass ​ B. Giraffes reaching for food at a height, leading to long necks over time​ C. The development of longer legs in animals running at high speeds​ D. A plant growing taller in response to light exposure The bodybuilder's child example shows that traits acquired during an organism's lifetime do not get passed on genetically, refuting Lamarck's theory. 0 '3 ✅ 11. The pistil consists of ________, ________, and ________.​ A. Stigma, style, ovary ​ B. Anther, stigma, style​ F C. Anther, style, ovary​ O D. Style, filament, pistil SS The pistil of a flower includes the stigma, style, and ovary, which are responsible for reproduction. LA 12. The main component of the cell wall is __________.​ A. Chitin​ C ✅ B. Phospholipids​ C. Cellulose ​ S D. Proteins B Cellulose is the primary structural component of most plant cell walls. B M 13. What is the most exclusive taxonomy level?​ A. Kingdom​ 0L ✅ B. Phylum​ C. Species ​ D. Class 10 Species is the most specific and exclusive taxonomic level. 14. The 9:3:3:1 ratio follows which Mendelian law?​ ✅ A. Law of Segregation​ B. Law of Independent Assortment ​ C. Law of Dominance​ D. Law of Codominance The 9:3:3:1 ratio is a result of the Law of Independent Assortment, which describes how genes for different traits segregate independently. 15. Which of the following is a principle of Darwinism?​ ✅ A. Use and Disuse​ B. Natural selection ​ C. Genetic drift​ D. Acquired Characteristics Natural selection is the central concept of Darwin's theory, explaining how organisms best suited to their environment are more likely to survive and reproduce. 0 '3 16. Which of the following terms describes a plant with male and female reproductive ✅ organs on separate individuals?​ F A. Dioecious ​ O B. Unisexual​ C. Bisexual​ D. Hermaphroditic SS Dioecious refers to plant species where male and female reproductive organs are on separate individuals. LA C 17. The function of the vacuole in plants is to ________.​ A. Conduct water​ S B. Digest waste material​ ✅ C. Produce protein​ B D. Store water and nutrients B Vacuoles in plants are mainly used to store water, nutrients, and waste products. M 0L 18. What is the ratio of the dominant gene from the crossing of the heterozygous dihybrid genes AaBb?​ A. 1:1​ 10 ✅ B. 3:1​ C. 1:4 ​ D. 9:3:3:1 The ratio of the dominant gene in a heterozygous dihybrid cross (AaBb x AaBb) is 1:4, with one-quarter of the offspring expressing the dominant traits. 19. Which of the following is a function of peroxisomes?​ A. Photosynthesis​ B. Metabolism of lipids ✅​ C. Cytokinesis​ D. Digestion Peroxisomes help in the breakdown of fatty acids and the detoxification of harmful substances in the cell. 20. What is the result of a test cross with a homozygous recessive organism?​ A. Homozygous dominant offspring​ ✅ B. Homozygous recessive offspring​ 0 C. A 1:1 phenotypic ratio ​ '3 D. A 3:1 phenotypic ratio A test cross with a homozygous recessive individual results in a 1:1 phenotypic ratio, F revealing the genotype of the other parent. O SS 21. Which of the following is not a parasite?​ A. Tapeworm​ B. Fluke​ LA ❌ C. Roundworm​ D. Mosquito C While mosquitoes are vectors for diseases, they are not considered parasites themselves; they don't live off other organisms for nutrition. S B 22. The scientific study of identification, naming, and deciding the group to which an B animal belongs is called ________.​ ✅ M A. Systematics​ B. Taxonomy ​ C. Classification​ 0L D. Nomenclature Taxonomy is the science of identifying, naming, and classifying organisms into groups. 10 23. The following processes are involved in human reproduction except ________.​ ❌ A. Fertilization​ B. Parthenocarpy ​ C. Gamete formation​ D. Zygote formation Parthenocarpy refers to the production of fruit without fertilization and does not occur in human reproduction. 24. The transfer of mature pollen grains from the anther to the stigma of a flower is ✅ called ________.​ A. Pollination ​ B. Cross-pollination​ C. Self-pollination​ D. Fertilization Pollination is the transfer of pollen from male to female reproductive parts in a flower. 0 '3 ✅ 25. The type of reproduction found in yeast is ________.​ A. Budding ​ B. Binary fission​ F C. Fragmentation​ O D. Spore formation SS Budding is the asexual reproduction method used by yeast, where a new organism grows from the parent. LA 26. What structure facilitates cell adhesion?​ A. Centrioles​ C ✅ B. Tubulin​ C. Glycoproteins ​ S D. Intermediate filaments B Glycoproteins in the extracellular matrix help in cell adhesion, enabling cells to bind to each other. B M ✅ 27. Which of the following explains the plasma membrane?​ 0L A. Fluid mosaic model ​ B. Cell theory​ C. Double helix model​ 10 D. Endosymbiosis model The fluid mosaic model explains the structure of the plasma membrane, with proteins floating in a lipid bilayer. 28. Who among the following did not contribute to the cell theory?​ A. M. Schleiden​ B. T. Schwann​ C. R. Herlan ❌​ D. R. Virchow R. Herlan did not contribute to the development of the cell theory, which was largely formulated by Schleiden, Schwann, and Virchow. 29. Prokaryotes have how many nuclear membranes?​ ✅ A. Double​ B. None ​ C. Single​ 0 D. Triple '3 Prokaryotes do not have a nuclear membrane; their genetic material is located in a region called the nucleoid. F O 30. Which organelle is involved in detoxifying the cell?​ A. Ribosomes​ B. Smooth Endoplasmic Reticulum ✅​ SS C. Golgi bodies​ LA D. Rough Endoplasmic Reticulum The smooth endoplasmic reticulum plays a key role in detoxifying harmful substances in C cells. S B 31. The process by which energy is released from food substances is called ________.​ B A. Photosynthesis​ ✅ M B. Fermentation​ C. Cellular respiration ​ D. Glycolysis 0L Cellular respiration is the process by which cells break down food substances to release energy. 10 32. Cell organelles are:​ ✅ A. Compartment with specific functions​ B. Compartment distinct in structure and function ✅ 33. Which of these is non-membrane bound?​ A. Ribosome ​ B. Vacuole​ C. Cytoskeleton​ D. Mitochondria 34. Which of the following is common to both prokaryotes and eukaryotes?​ ✅ A. Chloroplast​ B. Ribosomes ​ C. Mitochondria​ D. Golgi body 35. Phenotypic ratio of the F2 generation of a homozygous dominant and recessive parent is:​ ✅ 0 A. 1:1​ B. 3:1 ​ '3 C. 9:3:3:1​ D. 1:2:1 F ✅ 36. The core of cilia and flagella is:​ O A. Axoneme ​ B. Actin​ C. Chromonema​ D. Centrioles SS LA ✅ 37. According to Lamarck, characteristics developed by an individual are:​ A. Passed on to the next generation ​ B. Not passed on to the next generation​ C C. Inherited only by offspring​ D. Acquired by external factors S 38. Which organelle is made up of fine granules except for occasional crystalloid B strikes and filamentous deposits?​ ✅ A. Chloroplast​ B B. Microbodies ​ C. Centrosomes​ M D. Mitochondria 0L 39. What is the difference between chromoplasts and leucoplasts?​ ✅ A. Chromoplast stores starch, leucoplasts store proteins​ B. Chromoplast stores pigments, leucoplasts store nutrients ​ 10 C. Chromoplast stores starch, leucoplasts store pigments​ D. Chromoplast stores proteins, leucoplasts store starch ✅ 40. Chloroplasts are involved in which process?​ A. Photosynthesis ​ B. Protein synthesis​ C. Energy production​ D. DNA replication 41. A ____ is the ripened ovary?​ A. Seed coat​ B. Fruit✅ ​ C. Flower​ D. Stem 42. What is the disposal of the waste materials of metabolism?​ A. Secretion​ ✅ B. Egestion​ C. Excretion ​ D. Respiration 43. The organelle in which organelles are suspended in a cell is the:​ ✅ 0 A. Nucleus​ B. Cytoplasm ​ '3 C. Endoplasmic reticulum​ D. Plasma membrane F ✅​ 44. What is the function of the cilia?​ O A. Cell movement or movement of extracellular fluid B. Energy production​ C. Protein synthesis​ D. Genetic material storage SS LA 45. The reproductive part of a plant is called the:​ A. Pistil​ B. Stamen​ ✅ C C. Anther​ D. Flower S 46. The protein in the plasma membrane is called:​ ✅ B A. Histone​ B. Transmembrane protein ​ B C. Collagen​ D. Receptor protein M ✅ 47. The transport system in a cell is:​ 0L A. Endoplasmic reticulum ​ B. Golgi apparatus​ C. Mitochondria​ 10 D. Lysosomes 48. All the following are at the acellular level, except:​ A. Euglena​ B. Amoeba​ ✅ C. Bacteria​ D. Spirogyra 49. A seed is:​ A. Fertilized egg​ B. Ripened ovary​  ✅ C.Growing embryo​ D. Ripened ovule ✅ 50. Lysosome is also known as:​ A. Suicidal bag ​ B. Detoxify bag​ C. Storage bag​ D. Protein bag 0 '3 51. A prokaryotic cell has ___ membrane-bound nucleus.​ A. 1​ ✅ B. 2​ F C. 0 ​ O D. 3 SS ✅ 52. What is the function of a vacuole in a cell?​ A. Maintain turgidity ​ LA B. Store waste products​ C. Produce energy​ D. Synthesize protein C S 53. What is the function of a microbody in a cell?​ B ✅ A. Protein synthesis​ B. Enzyme storage and detoxification ​ B C. Cell division​ M D. Energy production 54. What organelle is the tonoplast associated with?​ 0L A. Mitochondria​ B. Nucleus​ ✅ C. Lysosome​ 10 D. Vacuole ✅ 55. Which of the following is true about chromoplast and leucoplast?​ A. Chromoplast stores pigment, leucoplast stores nutrients ​ B. Leucoplast stores pigment, chromoplast stores nutrients​ C. Chromoplast is for photosynthesis, leucoplast stores protein​ D. Chromoplast stores protein, leucoplast stores fat  ✅ 56. ______ is responsible for modifying and packaging proteins.​ A. Golgi apparatus ​ B. Peroxisome​ C. Mitochondria​ D. Ribosome 0 '3 57. Which of the following cell organelles is common to both eukaryotes and prokaryotes?​ F ✅ A. Chloroplast​ O B. Ribosome ​ C. Mitochondria​ D. Golgi body SS LA 58. ______ is the transfer of pollen grain from the anther to the stigma of a different ✅ individual.​ A. Cross-pollination ​ C B. Pollination​ C. Self-pollination​ S D. Fertilization B B ✅ 59. What organelle aids in photosynthesis?​ M A. Chloroplast ​ B. Mitochondria​ C. Golgi apparatus​ 0L D. Ribosome 10 60. What is the difference between systematics and taxonomy?​ ✅ A. Systematics is the process of grouping organisms into taxa, while taxonomy is the practice of naming, classifying, and describing organisms ​ B. Systematics involves classification and naming, while taxonomy involves studying evolutionary relationships​ C. Systematics deals with grouping organisms based on size, while taxonomy is concerned with environmental factors​ D. Systematics is related to physical features, while taxonomy is concerned with behavior  ✅ 61. Who was the first person to discover the cell?​ A. Robert Hooke ​ B. Anton van Leeuwenhoek​ C. Charles Darwin​ D. Matthias Schleiden ✅ 62. Where does ATP synthesis take place in the mitochondria?​ A. Matrix ​ 0 B. Cristae​ '3 C. Nucleus​ D. Ribosomes F O 63. Which characteristic of animals is not diverse?​ ✅ SS A. Reproduction​ B. Size ​ C. Habitat​ D. Behavior LA C 64. Which of these is used to represent ribosomes of prokaryotes and eukaryotes?​ A. 40s and 50s​ S B. 60s and 80s​ ✅ C. 50s and 70s​ B D. 70s and 80s B M ✅ 65. Who is the father of genetics?​ A. Gregor Mendel ​ 0L B. Charles Darwin​ C. Watson & Crick​ D. Robert Hooke 10 66. The female reproductive part of a flower is ______.​ ✅ A. Stamen​ B. Pistil ​ C. Sepal​ D. Ovule  ✅ 67. Mitotic cell division occurs in ______.​ A. Somatic cell ​ B. Non-somatic cell​ C. Gamete cell​ D. Sex cell 68. In adequate supply of water and nutrients, algae reproduce via ______.​ A. Spore formation​ B. Budding​ ✅ 0 C. Binary fission​ D. Fragmentation ​ '3 (CREDIT: CHATGPT, Answer for this specific question is uncertain) F 69. The human body has ______ chromosomes.​ ✅ A. 78 pairs​ O B. 23 pairs ​ C. 46 pairs​ D. 43 pairs 70. Which flower part produces seeds?​ SS LA ✅ A. Petal​ B. Ovary ​ C. Stamen​ C D. Sepal 71. What is the difference between chloroplast and leucoplast?​ S ✅ A. Chloroplast is colorless, leucoplast is green​ B B. Chloroplast stores pigments, leucoplast stores starch ​ C. Chloroplast is found in roots, leucoplast is in leaves​ B D. Chloroplast contains DNA, leucoplast does not M 72. Which animals give birth to their young ones alive?​ A. Amphibians​ 0L ✅ B. Reptiles​ C. Mammals ​ D. Birds 10 73. Which classification is based on grouping animals based on their natural affinities?​ ✅ A. Binomial nomenclature​ B. Natural classification ​ C. Artificial classification​ D. Phylogenetic classification 74. Which primary pigment is responsible for photosynthesis?​ A. Xanthophyll​ B. Carotene​ C. Chlorophyll ✅​ D. Anthocyanin 75. ______ is the branch of biology that deals with classifying, naming, and organizing living things.​ ✅ A. Morphology​ B. Taxonomy ​ C. Ecology​ D. Genetics 0 76. If a plant with an unknown genotype is crossed with a homozygous short plant '3 and the phenotype result is 1:1, what is the unknown genotype of the plant?​ ✅ A. TT​ F B. Tt ​ O C. tt​ D. TT or Tt SS 77. What is the powerhouse of the cell?​ A. Nucleus​ ✅ B. Ribosome​ LA C. Mitochondria ​ D. Golgi body C 78. Sickle cell anemia is an example of a trait linked with?​ A. Autosomal dominant inheritance​ ✅ B. X-linked inheritance​ S C. Autosomal recessive inheritance ​ B D. Y-linked inheritance B ✅ 79. Excretion, irritability, and reproduction take place in?​ A. Plants and animals ​ M B. Animals only​ C. Plants only​ 0L D. Microorganisms only 80. What organelle in plants stores water, color pigments, and waste?​ 10 A. Mitochondria​ ✅ B. Chloroplast​ C. Vacuole ​ D. Ribosome ✅ 81. The asexual reproduction of algae is​ A. Fragmentation ​ B. Binary Fission​ C. Spore Formation​ D. Vegetative Propagation 82. ---- is the identification, naming, and classification of living organisms.​ ✅ A. Natural Classification​ B. Taxonomy ​ C. Classification​ D. Systematics 83. The protein found in the Endoplasmic Reticulum is​ A. Actin​ ✅ B. Tubulin​ C. Ribophorin ​ D. Collagen 0 84. Behavioral traits are due to​ '3 A. Environmental factors​ B. Genetic factors​ F ✅ C. None of the above​ D. Both Genetic and Environmental factors O 85. The reason why animal diversity continues to improve is because​ A. Animals grow rapidly​ B. New animals are being discovered C. Old species mutate​ ✅ SS ​ LA D. There is an increase in reproduction rate 86. ---- is the formation of a new plant from parts of a plant.​ ✅ C A. Budding​ B. Vegetative Propagation ​ C. Binary Fission​ S D. Grafting B 87. What is the reproductive formation of algae?​ B ✅ A. Budding​ B. Fragmentation ​ M C. Binary Fission​ D. Spore Formation 0L ✅ 88. The most inclusive and exclusive groups in taxonomy are​ A. Kingdom and Species ​ 10 B. Class and Phylum​ C. Order and Genus​ D. Family and Division ✅​ 89. The three types of plastids are​ A. Chloroplast, Chromoplast, and Leucoplast B. Mitochondria, Chloroplast, and Vacuole​ C. Ribosome, Golgi, and Lysosome​ D. Peroxisome, Endosome, and Centriole 90. The theory of evolution by natural selection was postulated by​ ✅ A. Lamarck​ B. Darwin ​ C. Mendel​ D. Robert Hooke 91. The model form of the plasma membrane is​ A. Lipid bilayer model​ ✅ B. Unit membrane model​ C. Fluid mosaic model ​ D. Sandwich model 0 92. Lamarck proposed that​ '3 ✅ A. Evolution is driven by mutation​ B. Acquired traits are passed to offspring ​ F C. Natural selection is the main force of evolution​ D. All organisms share a common ancestor O 93. The role of crossing over is​ A. Mutation repair​ B. New combination of offspring C. DNA replication​ ✅ ​ SS LA D. Energy production 94. Which of these are non-membranous?​ C A. Vacuole​ ✅ B. Lysosome​ C. Cytoskeleton ​ S D. Glyoxysome B 95. The ability to detect and respond to changes in the internal and external B environment is called​ A. Adaptation​ M ✅ B. Responsiveness​ C. Irritability ​ 0L D. Sensation 96. Which of the following is an example of a viviparous animal?​ 10 A. Fish ​ ✅ B. Snake​ C. Horse ​ D. Lizard ✅ 97. The activities of the cell are controlled by​ A. Nucleus ​ B. Cytoplasm​ C. Mitochondria​ D. Golgi Apparatus 98. The plasma membrane is made up of?​ ✅ A. Proteins and carbohydrates​ B. Phospholipids and proteins ​ C. Nucleotides and amino acids​ D. Polysaccharides and enzymes 99. Which of these is NOT a cell scientist?​ A. V. Rudolf​ ✅ B. Theodor Schwann​ C. R. Huskinikan ​ D. Matthias Schleiden 0 100. The cytoskeleton consists of​ '3 ✅ A. A bilipid layer​ B. Proteins ​ F C. Carbohydrates​ D. Polysaccharides O 101. Peroxisomes are responsible for​ A. Protein synthesis​ B. Lipid storage​ C. Breaking down fatty acids ✅ ​ SS LA D. Energy conversion 102. The function of the plasma membrane is​ ✅​ C A. Providing structural support​ B. Controlling the movement of substances in and out of the cell C. Synthesizing proteins​ S D. Storing nutrients B 103. Where does the seed in a flowering plant come from?​ B ✅ A. Ovary​ B. Ovule ​ M C. Pollen​ D. Anther 0L 104. Seeds develop from the ______​ A. Ovary​ 10 ✅ B. Embryo​ C. Ovule ✅ 105. The Darwin theory was based on​ A. Survival of the fittest ​ B. Inheritance of acquired traits​ C. Evolutionary changes ✅ 106. Mendelian law of independent assortment of genes states what?​ A. Genes are inherited independently of each other ​ B. Genes are inherited together​ C. Genes are carried on the same chromosome 107. A generation formed heterozygous tall plants. It means the parents were?​ A. Homozygous recessive​ ✅ B. Homozygous dominant​ C. Homozygous dominant and homozygous recessive 108. The chromosome that determines the sex in humans is ______.​ ✅ A. Autosomes​ B. Allosome ​ 0 C. Chromosomes '3 109. Sickle cell anemia is under what trait?​ ✅ A. Dominant​ F B. Recessive ​ C. Codominant O 110. What refutes Lamarck’s theory?​ A. Mutation​ B. Natural selection C. Evolution ✅​ SS LA ✅ 111. A plant which has just o