Biology Test Reviewer

Directions: Read each question carefully B 5. Which process explains how large and write the letter of the best answer in the molecules, such as fats and proteins, can space provided. enter a cell? A. Active...

Directions: Read each question carefully B 5. Which process explains how large and write the letter of the best answer in the molecules, such as fats and proteins, can space provided. enter a cell? A. Active Transport B 1. Which syndrome is described by the B. Facilitated Diffusion following characteristics: open mouth, C. Osmosis slanting eyes, bulging upper eyelids, low D. Pinocytosis nose bridge, low-set ears, abnormal palm prints, and reduced life expectancy? C 6. What justifies the final result of A. Turner diffusion? B. Down A. Cells gain energy C. Klinefelter B. Cells lose energy D. Metafemale C. Dynamic equilibrium D. Gradient instability C 2. Which of the following conditions results from an individual lacking one A 7. What justifies the ability of plant root tip member of a chromosome pair due to cells to move mineral ions from areas non-disjunction? of lower concentration to higher A. Cytokinesis concentration? B. Deletion A. Active Transport C. Monosomy B. Facilitated Diffusion D. Trisomy C. Osmosis D. Pinocytosis D 3. In the cell theory, what was Matthias Schleiden's conclusion? C 8. What explains when an element loses A. All animals are made of cells. electrons? B. All bacteria are made of cells. A. it gains mass C. All fungi are made of cells. B. it is negatively charged D. All plants are made of cells. C. it undergoes oxidation. D. it undergoes reduction. D 4. A cell placed in a salt solution will shrink in size if the concentration of salt D 9. In a reduction-oxidation reaction, the molecules inside the cell is species that gains electrons A. Greater than the concentration of water A. it is a cathode molecules inside the cell. B. it gains mass B. Greater than the concentration of salt C. gains oxidation number. molecules outside the cell. D. it is reduced. C. The same as the concentration of salt molecules outside the cell. B 10. Which will indicate an organelle's D. Less than the concentration of salt involvement in energy conversion? molecules outside the cell. A.lysosome and ribosomes B. mitochondria and chloroplast C. nucleus and smooth endoplasmic D. rough endoplasmic reticulum and Golgi at the end of mitosis and animal cell body division, as plants form A. Cell plate B 11.If the nucleus is the cell's control B. Centriole center and the chloroplast is a light energy C. Cleavage furrow collector, which organelle serves as the D. Spindle fiber cell's garbage or waste disposer? A.Golgi complex C 17. Which phase of meiosis is B. Lysosome characterized by the crossing-over of C. Nucleolus homologous chromosomes? D. Ribosome A. Anaphase 1 B. Metaphase 1 C 12. Which pair of cell organelles indicates C. Prophase 1 its involvement in protein synthesis? D. Telophase 1 A. Golgi complex and Smooth ER C. Ribosome and Rough ER A 18. Which of the following structures is D. Nucleus and chloroplast described as a formation of microtubules B. Lysosome and mitochondria that begins during prophase of mitosis? A. Centriole A 13. Which of the following apical B. Cell wall modifications are described as hairlike C. Chromatid structures that move in a wavelike manner? D. Spindle fiber A. Cilia B. Flagellate C 19. Which of the following terms C. Stereocilia describes a plasma membrane maintaining D. Microvilli homeostasis by being selective to substances? C 14. Which of the following basal A. Dynamic modifications indicates anchoring a cell to B. Non-polar the basal lamina? C. Permeable A. Adhering junction D. Polar B. Gap junction C. Hemidesmosome C 20 Which term indicates that the plasma D. Tight junction membrane is a bilayer consisting mainly of this molecule? B 15. Which option best describes the A. Carbohydrate function of guard cells in plants? B. Fats A. Breaking of food C. Phospholipid B. Exchange of gases D. Protein C. Making of food D. Intake of water A 21. Which of the following maintains the integrity and fluidity of the plasma A 16. Which feature indicates the difference 'membrane? between plant cell division of the cytoplasm A. Cholesterol B. Integral Proteins C 27. These bacteria are round and C. Peripheral proteins arranged in grape-like clusters. D. Phospholipid A. Diplococci B. Bacilli B 22. Which of the following describes the C. Staphylococci effect when enzymes accelerate D. Streptococci reactions? A. Absorbs energy C 28. How do cells in a meristem differ from B. Lowers activation energy other cells in plants? C. Raises activation energy. A. Differentiates D. Release energy B. Divides C. Grows mob A 23. Which of the following identifies the D. Reduces site on an enzyme for attaching chemical substances? B 29. Which group of muscle tissue is A. Active site striped and voluntary? B. Binding site A. Cardiac C. Inactive site B. Skeletal D. Catalytic site C. Smooth D. Nerve A 24. Which enzymes present in saliva can help in the breakdown of starch? A 30. Which type of animal tissue do A. Amylase erythrocytes belong to? B. Fructase A. Connective Tissue C. Prorease B. Epithelial Tissue D. Sucrase C. Muscular Tissue D. Nervous Tissue C 25. Which organism indicates that its cell lacks membrane-bound organelles? C 31. Which simple permanent tissue in A. Colony plants is involved in photosynthesis B. Eukaryote A. Aerenchyma C. Prokaryote B. Collenchyma D. Unicellular C. Parenchyma D. Sclerenchyma D 26. This organism stands apart from others because it specifically inhabits harsh A 32. Which checkpoint in the cell cycle is conditions like near-boiling water, volcanic characterized by monitoring of the cell's vents, and sulfur springs. size and DNA integrity? A.Extremophiles A. G1/S Checkpoint C. Methanogens. B. G2/M Checkpoint D. Thermophiles C. Late Metaphase B. Halophiles D. Quiescent Phase C 33. Which is distinguished during the IV. Cells undergo division. second gap phase of the cell cycle? A.I and II only A. ATP production B. III and IV only B. Cell size increase C. I, III and IV C. Organelle duplication D. I, II and III D. Protein production B 39. Which option outlines the accurate B 34. Which checkpoint in the cell cycle is sequence in the development of cell characterized by a cell committing to theory? undergo mitosis? 1. All animals are made of cells A. G1/S Checkpoint II. Cells come from pre-existing cells B. G2/M Checkpoint III. Cells are roomlike. C. Late Metaphase IV. Improved lenses are used. D. Quiescent Phase A.IV, III, II, I B. III, IV, I, II C 35. What is outlined in the Synthesis C. II, I, IV, III phase of the cell cycle? D. I, II, III, IV A. ATP production B. Chromosomes uncoil C 40. Which correctly matches an organelle C. DNA replication with its function? D. RNA production A. Lysosome: movement C Nucleus: respiration D 36. Which of the following indicates the D. Vacuole: storage function of protein in the cell membrane? B. Mitochondria: photosynthesis A. Attachment between cells B. Cell Signalling Membrane A 41. If a species has 46 chromosomes, C. Impermeable how many chromosomes will each of the D. Molecule transport cells produced by the end of meiosis have? A. 23 A 37. Which of the following demonstrates B. 46 the role of carbohydrates in the cell C. 92 membrane? D. 184 A. Adhesion B. Anchor D 42. Determine the outcome when the C. Enzyme activity temperature is too low for an enzyme. D. Junction A. Active B. Denature D 38. Which of the following statements C. Die most accurately represents the cell D. Inactive theory? 1. All living organisms are made of cells. B 43. Determine what happens when an Il. The cell is the basic structural/functional enzyme changes its shape. unit of life. C. Die III. All cells come from pre-existing cells. A. Active B. Denature A. 5 D. Inactive B. 10 C. 15 B 44. What distinguishes endocytosis from D. 20 exocytosis among the following options? A. Cell communication D 50. Which of the following outlines the C. Growth of cell membrane correct sequence in the occurrence of the B. Dispose of damaged cells stages of mitosis? D. Remove toxin. 1. Anaphase II. Metaphase A 45. What distinguishes pinocytosis from III. Prophase phagocytosis among the following options? IV. Telophase A. Cell Drinking A. IV, III, II, I B. Cell Eating B. III, II, I, IV C. Clearing damaged cells. C. II, I, IV, III D. Destroying toxic compounds. D. III, II, I, IV C 46 Which of the following processes differs from the ingestion of macromolecules such as cholesterol? A. Endocytosis B. Exocytosis C. Phagocytosis D. Pinocytosis A 47. How many chromosomes will be in a male individual's gamete at the end of meiosis? A. 23 chromosome B. 46 chromosomes C 92 chromosomes D. 184 chromosomes A 48. How many gametes are formed in a female individual at the end of meiosis? A. 1 B. 2 C. 3 D. 4 B 49. If in the beginning, 5 parent somatic cells undergo mitosis, how many daughter cells are formed at the end of mitotic activity?