Biology for Engineers Question Bank PDF

BIOLOGY FOR ENGINEERS (BT1651-1) UNIT 1-QUESTION BANK (Topic 1-5) Q. N Topic 1: Why Biology for Engineers Option A (Correct Ans) Option B Option C Option D 1. The nose of the redesigned Shinkanzen...

BIOLOGY FOR ENGINEERS (BT1651-1) UNIT 1-QUESTION BANK (Topic 1-5) Q. N Topic 1: Why Biology for Engineers Option A (Correct Ans) Option B Option C Option D 1. The nose of the redesigned Shinkanzen bullet train Kingfisher beak Crane peak Owl Peak Herons peak is inspired by 2. Earthwork Passive cooling in sky scrapers is inspired by Termite Mounds Ant Mounts Spiro Mounds Mounds 3. Caterpillar Termite Ant Belt movement of military tanks was inspired by Butterfy Movement Movement Movement Movement 4. Retinal prosthetic developed by scientists is USFDA USEPA CPCB SPCB approved by 5. The gene from ____________ was used to develop Bacillus Bacillus thuringiensis Bacillus cereus Bacillus Anthrasis genetically modified corn subtilis 6. Protein produced by Bacillus thuringiensis which Cry Protein Res Protein Try Protein Taf Protein has insecticide property is 7. Biofertilizers have the potential to Replace chemical Destimulate Reduce crop nitrogen and plant Reduce soil fertility yield phosphorus growth 8. In the case of self healing concrete the SEM XRD FTIR XPS microstucture analysis can be done by 9. _______is a pollution control technique using a bioreactor containing living material to capture and Biofiltration Bioaugmentation Bioleaching Biomimetics biologically degrade pollutants. 10. A nanoparticle is a small particle that ranges 1 to 100 nm 1 to 100 mm 1-1000 nm 1- 10 µm between ____________ Page 1 of 8  11. The tensile strength of carbon nanotubes is approximately ___________ times greater than that 100 10 25 50 of steel of the same diameter. 12. Erix Nario Taniguchi, Richard Feyman, Alexander Flemming, Who first used the term nanotechnology and when Dexler, 1974 1959 1940 1986 13. The width of carbon nanotube _____________ 0.5-2.5nm 0.1-0.5nm 2.5-4.5nm 4.5-6.5 nm 14. If 10 hydrogen atoms are laid side by side the 7 nm 10nm 2nm 20nm length of this chain would be 15. 500000- Human hair is ________ nm in size 50000- 100000 500- 1000 50-100 1000000 16. The prefix nano comes from ______ word nanaos Greek French Spanish Latin which means dwarf 17. Increasing Increasing Increasing Why is there a need to switch to organic farming? environmental road Increasing population poverty pollution accidents 18. Early detection of cancer can be achieved by AI CCD BBD MRIS Q. N Topic 2: Cell Properties and Types Option A (Correct Ans) Option B Option C Option D 19. Prokaryotic cell size ranges from ____________ in 0.1 to 5.0 μm 0.1 to 50 μm 10 to 50 μm 2 to 10μm diameter 20. _____________do not have a true nucleus and Eukaryotic Prokaryotic cells Plant cells Animal cells membrane-bound organelles cells 21. Mitochondria, Golgi bodies, chloroplast, and lysosomes Eukaryotic Prokaryotic cells Plant cells Animal cells are absent in cells 22. ____________ protein is the important constituents of Heme Cistone Diastone eukaryotic chromosomes Histone 23. The asexually mode of division in prokaryotes is by Binary fission Conjugation Ligation Mitosis 24. The sexual mode of reproduction in prokaryotes is by Conjugation Binary fission Ligation Mitosis 25. The outer protective covering found in the bacterial cells Cell Capsule Cell wall Cytoplasm which helps in attachment is _______________ membrane 26. __________ are involved in protein synthesis Ribosomes Lysosomes Mitochondria Vacuoles Page 2 of 8  27. ______ are hair-like outgrowths that attach to the Pili Capsule Flagella Cilia surface of other bacterial cells. 28. Light Fluorescent __________ can be used to observe virus Electron Microscope Naked eye Microscope microscope 29. __________ possess extrachromosomal DNA known as Bacteria Fungi Yeast Plant cell plasmids 30. Cell wall of bacterial cell is composed of Peptidoglycan Protein Cellulose Chitin 31. Chitin is the structural component present in ________ Fungal Bacterial Cynobacterial Virus cell wall 32. Gram Positive bacteria have thick layer of Peptidoglycan Chitin Mannose Teichoic Acid ___________ 33. Gram negative organisms are very _____________ to Resistant Susceptible Receptive Vulnerable antibiotics 34. _________ content is very low in gram positive bacteria Lipid Carbohydrate Protein Fat 35. Cell wall thickness of gram positive organism is 20- 80 nm 2- 8 nm 200- 800 nm 150- 300nm 36. When gram positive bacteria is stained by gram staining technique and visualized under the microscope it looks _____________ Purple Pink Red Brown 37. __________ needs to enter a living thing to perform its Bacteria Fungi Yeast only function, which is to replicate Virus 38. ___________ hijacks a person's cellular machinery to Bacteria Fungi Yeast produce clones of itself Virus 39. Which of the following is not a typical shape of virus Trapezoid Polyhedral Spherical Helical 40. Rhizopus Aspergillus Candida ________is commonly known as black bread mold Rhizopus stolonifer mucoraceae niger albicans 41. Oyster Morel Portobello Which of the following is not a edible mushroom Amanita Mushrooms Mushrooms Mushrooms Mushrooms Q. N Topic 3: Eukaryotes – Plant and Animal Cells Option A (Correct Ans) Option B Option C Option D 42. The Greek word "Eu" means well large round embryo 43. Which of the following is a eukaryotic cell? protozoan virus bacteria None of these Page 3 of 8  44. Which of the following is not a eukaryotic cell? bacteria protozoan fungi animal membrane Which of the following is not a characteristic of membrane bound 45. circular DNA enclosed cytoskeleton eukaryotic cell? organelles nucleus only animal 46. The cell wall is present in only plant cells plant and animal cells protozoans cells helps in water provides protection 47. The following is not a function of the cell wall cell to cell interaction transport shape to cell against injury nuclear 48. Cell membrane is also called as Plasma membrane Plasmalemma Cell wall membrane phospholipid phospholipid 49. Cell membrane is made up of phospholipid bilayer glycolipid layer trilayer layer 50. ___________ positions the organelles in a cell Cytoskeleton Cytoplasm Cell membrane Cell wall 51. ___________ is the center of nucleus Nucleolus Nucleoplasm Nuclear Membrane Chromatin chromatin endoplasmic enzyme 52. The function of ribosomes is _____ protein synthesis synthesis reticulum synthesis synthesis 53. Ribosome is attached to _____ Endoplasmic reticulum golgi complex mitochondria lysozome 54. The consistency of cytoplasm is _______ semisolid solid liquid gaseous positions 55. Which of the following is not a function of cytoskeleton? Transport of ions cell shape cell movement organelles 56. In eukaryotic cells DNA is ________ linear circular irregular flat 57. The function of the nucleolus is to produce ribosomes proteins enzymes energy Ribosome in found attached to __________ and ER, nucleus, nucleolus, 58. nucleus, ER ________ mitochondria mitochondria mitochondria enzyme 59. The function of ribosomes is _____ protein synthesis energy synthesis DNA synthesis synthesis 60. The synthesis of cholesterol is done by _______ smooth ER Rough ER Golgi complex centromere The molecule that functions as energy for cells is Adenosine Tri Adenosine Di Adenosine Mono Adenosine 61. ________ Phosphate Phosphate Phosphate Phosphate The matrix of the mitochondria in animal cells contains Endoplasmic 62. ribosomes vacuoles centrioles DNA and ________ Reticulum The Golgi complex releases ________ for package and 63. vesicles ribosomes vacuoles centrioles transport of proteins 64. ____________ are called as suicide bags of the cells lysozomes centrioles vacuoles centromeres Page 4 of 8  The cytoskeletal components are synthesized by 65. centromere ribosomes vacuoles vesicles _________ in the animal cell 66. The membrane around the vacuole is called as tonoplast chloroplast leucoplast centroplast 67. The shape of plant cells is __________ rectangular circular irregular flat Q. N Topic 4: Biomolecules Option A (Correct Ans) Option B Option C Option D 68. Which of the following is not a biomolecule? Calcium sulphate Carbohydrates Lipids Nucliec Acids 69. Lipid is comprised on fatty acids and _____ Glycerol Alcohol Hydrocarbon Butanol 70. Palmatic acid is designated as ____ C16 C14 C18 C20 71. Fatty acids with no double bonds are ________ Saturated Unsaturated Transaturated Cisaturated 72. Which of the following is not a type of lipids? Saturated lipids Simple lipids Complex lipids Derived lipids 73. Which is a type of Derived lipids? Steroids Phospholipids Glycolipids Waxes 74. phosphorous Phospholipids contain fatty acids, glycerol and a ___ phosphate group phosphoric acid none of these atom 75. Glycolipids contain fatty acids, glycerol and ______ carbohydrates glucose sucrose fructose 76. Terpenes are components of essential oils secreted by ______ plamt cells insects animal cells fungi 77. The component of cell membrane is ________ phospholipid glycolipid sphingolipid lipoproteins 78. _______ is present in the myelin sheath of nerve fibres sphingolipid phospholipid glycolipid lipoproteins 79. The general formula for carbohydrates is ___ Cn(H2O)n Cn+1(H2O)n Cn(H2nO)n Cn+1(H2nO)n2 80. Which of the following is not a type of complex carbohydrate? monosaccharide disaccharide oligosaccharide polysaccharide 81. Based on _________, carbohydrates are classified into functional group no of carbon double bonds number of aldoses and ketoses atoms saccharides 82. Ribose is an example for ______ pentose hexose triose heptose 83. Starch is a _________ polysaccharide oligosaccharide monosaccharide disaccharide 84. _____ sugar present in legumes etc causes flatulence raffinose starch glycogen cellulose 85. There are ____ amino acids divided into ___ groups 20, 7 25, 7 20, 8 25, 8 Page 5 of 8  86. phosphodiester Amino acids are joined by _______ bonds peptide bond bond hydroxyl bond amine bond 87. Which of the following is an acidic amino acid? glutamine glycine alanine leucine 88. Pleated sheet and alpha helix are types of ________ structures of proteins secondary primary tertiary quaternary 89. In an alpha helix there exists ___ amino acids per turn 3.6 4 3.8 3 90. Beta pleated sheets are joined on their sides by ________ bonds hydrogen hydroxyl amine peptide 91. __________ strengthens bones and skin Collagen Raffinose actin myosin 92. bone immune Actin and myosin are the proteins involved in muscle contraction strengthening blood circulation development 93. Antibodies are _______ proteins fats carbohydrates lipids 94. The process of synthesis of proteins from RNA is translation transcription replication transfusion _______ 95. In RNA, the nitrogenous base __________ is replaced thymine adenine guanine cytosine by uracil 96. ________ attached to the phosphate group is called Nucleoside Base Sugar Phosphodiester nucleotide in case of nucleic acids bond 97. Adenine: Guanine:: Cytosine:________ in DNA Thymine Uracil Purine Pyrimidine 98. The strands of DNA run _______ to each other Anti-parellel parellel obtuse horizontal 99. phosphodiester phosphotriester The nitrogenous bases in DNA pair by _________ hydrogen bonds bonds peptide bonds bonds 100. ________ carries the genetic information of DNA to be messenger RNA transfer RNA ribosomal RNA information RNA used for protein synthesis Q. N Topic 5: Life Processes at Cellular Level Option A (Correct Ans) Option B Option C Option D Organic 101. What is not produced during photosynthesis? Carbon dioxide Oxygen compounds Glucose What is the source of energy for photosynthesis to 102. take place? Light ATP Water Oxygen Page 6 of 8  103. Calvin's cycle takes place in the _______ Stroma Thylakoids Grana Chlorophyll 104. Photosynthesis doesn’t depend on _______ Chlorophyll content Temperature Light intensity Carbon dioxide 105. ATP is a ________ derivative Nucleotide Nucleoside Protein Lipid _________ of the ATP contains large amount of energy 106. in the form of high energy electrons Phosphate bonds Sugar Nitrogenous base Nucleotide The process by which cell breaks down glucose to give 107. ATP is _______ Respiration Photosynthesis Mitosis Meiosis 108. Electron transport occurs in ______ of mitochondria Cristae Matrix Cytoplasm Grana In aerobic respiration, one glucose molecule releases 109. _____ molecules of ATP 38 2 22 18 In anaerobic respiration, one glucose releases _ 110. molecules of ATP 2 38 22 18 Break To join nucleotides to hydrogen Unwind DNA 111. The function of DNA polymerase is ______ form new DNA strand bonds strand Replicate DNA Glucose breaks down to form two pyruvate molecules Electron transport 112. in _ Glycolysis Krebs cycle chain Photosynthesis In krebs cycle pyruvate is broken down to give 113. hydrogen and ________ Carbon dioxide Oxygen ATP Energy 114. DNA replication is forming multiple copies of _______ Chromosomes RNA Genetic material Heredity 115. Which of the following is not a step in mitosis? Interphase Prophase Metaphase Anaphase Page 7 of 8  116. Cell grows and prepares for mitosis in ________ step Interphase Prophase Metaphase Anaphase After cell division the divided cells are referred to as 117. _______ cells Daughter Son Offspring Product 118. Chromatids are joined by ______ in prophase Centromeres Lysosomes Microtubules Cytoskeleton Two Two daughter cells are chromosomes Spindle fibres are 119. In cytokinesis ________ formed are formed Chromatids divide formed Oxygen and Hydrogen and Carbon dioxide 120. In photosynthesis raw materials are _______ Carbon dioxide and water water water and light ********************************************** Page 8 of 8