This quiz works best with JavaScript enabled. Home > Cbse > Class 12 > Science > Biology > Class 12 Biology Chapter 11 Biotechnology Principles And Processes – Quiz 15 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 12 Biology Chapter 11 Biotechnology Principles And Processes Quiz 15 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Who is known as father of biotechnology? A) Mendel. B) Louis Pasteur. C) Karl Ereky. D) Watson. Show Answer Correct Answer: C) Karl Ereky. 2. Multiple Choice Questions (1-25)-The most commonly used host in recombinant DNA technology is: A) E. coli. B) Yeast. C) Bacteriophage. D) Human cell. Show Answer Correct Answer: A) E. coli. 3. ..... is used to create a picture from the results of gel electrophoresis and reveals the unique patterns in a person's DNA. A) DNA Fingerprinting. B) Echolocation. C) Gene Splicing. D) RNA Eye Test. Show Answer Correct Answer: A) DNA Fingerprinting. 4. What is bioethics? A) The study of the ethical issues emerging from advances in biology and medicine, particularly in biotechnology. B) A branch of philosophy that deals with the nature of existence and reality. C) The analysis of moral principles in the context of environmental science. D) The examination of legal issues related to medical malpractice. Show Answer Correct Answer: A) The study of the ethical issues emerging from advances in biology and medicine, particularly in biotechnology. 5. Made by human skill; not natural: A) Blind. B) Deaf. C) Artificial. D) Prosthetic. Show Answer Correct Answer: C) Artificial. 6. Electrophoresis separates fragments based on size and charge A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 7. Mycorrhizae are symbiotic associations between A) Algae and fungi. B) Root and fungi. C) Bacteria and root. D) Bacteria and fungi. Show Answer Correct Answer: B) Root and fungi. 8. Which of the following is not a tool of genetic engineering? A) Foreign DNA. B) GMO. C) Restriction enzyme. D) Cloning vector. Show Answer Correct Answer: B) GMO. 9. Dalam pembuatan oncom digunakan jamur Neurospora sitophila yang berperan untuk A) Mengubah kacang kedelai hitam menjadi air dengan bantuan fermentasi garam. B) Mengubah protein kompleks kacang kedelai menjadi protein sederhana. C) Mengeluarkan asam laktat dari ampas kedelai. D) Mengeluarkan enzim yang aktif menguraikan ampas kacang kedelai. Show Answer Correct Answer: D) Mengeluarkan enzim yang aktif menguraikan ampas kacang kedelai. 10. When Mendel crossed plants that were purebred purple-flowered with plants that were purebred white-flowered, the resulting offspring all had purple flowers. When allowed to self-pollinate, this F1 generation gave rise to white-flowered plants as well as purple. As a result, Mendel determined that individual traits are A) Merged with successive generations. B) Diluted in offspring. C) Lost in the pollination process. D) Inherited as discrete units. Show Answer Correct Answer: D) Inherited as discrete units. 11. Which of the following foods is typically high in carbohydrates? A) Rice. B) Fish. C) Cheese. D) Chicken. Show Answer Correct Answer: A) Rice. 12. A strong ability and love for science is needed to work in Biotechnology Research & Development. A) TRUE. B) FALSE. C) All the above. D) None of the above. Show Answer Correct Answer: A) TRUE. 13. Which one of the following is a step of PCR? A) Denaturation. B) Annealing. C) Extension. D) All of these. Show Answer Correct Answer: D) All of these. 14. Which of the following is a product made by biotechnology A) Bread. B) Cheese. C) Penicillin. D) All of these. Show Answer Correct Answer: D) All of these. 15. Which of the following is a potential ethical concern of using CRISPR technology in humans? A) It could lead to unintended genetic mutations. B) It can enhance the nutritional value of food. C) It might reduce the cost of genetic therapies. D) It may improve the accuracy of genetic testing. Show Answer Correct Answer: A) It could lead to unintended genetic mutations. 16. Someone who can't hear A) Deaf. B) Blind. C) Healed. D) Disabled. Show Answer Correct Answer: A) Deaf. 17. PCR is required for A) DNA synthesis. B) Protein synthesis. C) Amino Acid synthesis. D) DNA amplification. Show Answer Correct Answer: D) DNA amplification. 18. Restriction endonucleases where isolated for the first time by A) W. Arber. B) Robert Brown. C) F. Griffith. D) Karl Erkey. Show Answer Correct Answer: A) W. Arber. 19. A new variety of rice called golden rice has been genetically modified to have vitamin A. people in starving countries can eat this rice and receive vitamin A. Without this rice people go blind from vitamin A deficiency. What word(s) below best describes this rice? A) Electrophoresis. B) DNA fingerprint. C) Genetically modified organism. D) Clone. Show Answer Correct Answer: C) Genetically modified organism. 20. In most cases, a state license is required to work in the field of biotechnology research and development. A) TRUE. B) FALSE. C) All the above. D) None of the above. Show Answer Correct Answer: A) TRUE. 21. The commonly used vector for cloning genes in animals is A) Agrobacterium tumifaciens. B) Rhino viruses. C) Disarmed Ti plasmid. D) Vector mediated. E) Disarmed retrovirus. Show Answer Correct Answer: E) Disarmed retrovirus. 22. The technique used to separate DNA in recombinant DNA technology is A) Gel electrophoresis. B) Downstream processing. C) Autoradiography. D) PCR. Show Answer Correct Answer: A) Gel electrophoresis. 23. Which is not an infectious disease? A) Diabetes. B) Measles. C) Food poisoning. D) Malaria. Show Answer Correct Answer: A) Diabetes. 24. The cutting of DNA at specific locations became possible with the discovery of A) Probes. B) Ligases. C) Selectable markers. D) Restriction enzymes. Show Answer Correct Answer: D) Restriction enzymes. 25. Ciliated columnar epithelium is present in ..... tract. A) Digestive. B) Respiratory. C) Nervous. D) All of the above. Show Answer Correct Answer: B) Respiratory. 26. Corn is most often genetically modified for what purpose? A) Slower growth. B) Shorter growing season. C) Color change. D) Herbicide resistance. Show Answer Correct Answer: D) Herbicide resistance. 27. Which of the following is a medical application of genetic engineering? A) Modifying genes to achieve a desirable phenotype. B) Engineering crops for greater nutritional content. C) Inserting human DNA into bacterial DNA for insulin production. D) Manipulating of DNA to produce glowing monkeys. Show Answer Correct Answer: C) Inserting human DNA into bacterial DNA for insulin production. 28. The chemical molecule that is the basic genetic material found in all cells. A) Hybrid. B) Protein. C) GMO. D) DNA. Show Answer Correct Answer: D) DNA. 29. Bioinformatics specialists perform the same functions and have the same skills as a ..... A) Biomedical engineers. B) Biostatistician. C) Bioinformatics scientists. D) Computer programmer. Show Answer Correct Answer: D) Computer programmer. 30. Tomatoes are genetically modified to have a longer shelf-life. Which best describes a concern people have with eating GM tomatoes? A) GM tomatoes do not taste as good as organic. B) GM tomatoes are more expensive. C) The DNA used to modify the tomatoes could change the DNA of the person eating the tomato. D) GM tomatoes ripen and rot more quickly. Show Answer Correct Answer: C) The DNA used to modify the tomatoes could change the DNA of the person eating the tomato. 31. Genetically Modified Organisms (GMO's) are: A) Organisms whose genes / DNA have been edited. B) Organisms whose entire genome has been sequenced. C) Organisms who have received new stem cells to cure a disease. D) Organisms whose DNA has been copied. Show Answer Correct Answer: A) Organisms whose genes / DNA have been edited. 32. What is genetic engineering generally defined as? A) The study of genes and their functions. B) The natural evolution of species. C) Changing an organism's genotype using biotechnology tools or techniques. D) The process of cloning organisms. Show Answer Correct Answer: C) Changing an organism's genotype using biotechnology tools or techniques. 33. Example of Primary metabolites A) Lactic acid. B) Ethanol. C) Both a and b. D) None of the above. Show Answer Correct Answer: C) Both a and b. 34. Which of the following is an example of uses for bacterial transformation technique? A) To produce pure human insulin for use by people with diabetes. B) To determine the nucleotide sequence of desired gene. C) To identify a genetic disorder in preparation for potential treatment. D) To identify a suspect based on evidence from a crime scene. Show Answer Correct Answer: A) To produce pure human insulin for use by people with diabetes. 35. Jobs in the Biotechnology Research & Development Pathway typically require day-to-day interaction with patients. A) TRUE. B) FALSE. C) All the above. D) None of the above. Show Answer Correct Answer: B) FALSE. 36. Which statement BEST describes what the Biotechnology Industry does? A) Using organisms and cells to makeproducts or solve problems. B) Health care of animals is the primaryfocus of this industry. C) Making scientific equipment which supports DNA research. D) Study the safety of new drugs and approve their use. Show Answer Correct Answer: A) Using organisms and cells to makeproducts or solve problems. 37. A complex molecule containing the genetic information that makes up the chromosome. A) Ethics. B) DNA. C) Agriculture. D) Cloning. Show Answer Correct Answer: B) DNA. 38. Which of the following is responsible for determining the order of nucleotides in a DNA molecule? A) DNA sequencing. B) Gel electrophoresis. C) Polymerase Chain Reaction. D) Bacterial transformation. Show Answer Correct Answer: A) DNA sequencing. 39. The enzyme used in gene therapy is: A) Reverse transcriptase. B) DNA ligase. C) Restriction enzyme. D) All of these. Show Answer Correct Answer: B) DNA ligase. 40. T6-In order to insert a human gene into plasmid, both must A) Originate from the same type of cell. B) Code for the same gene product. C) Have identical sequences. D) Be cut by the same restriction enzyme. Show Answer Correct Answer: D) Be cut by the same restriction enzyme. 41. An infectious disease: A) Can be spread from person to person. B) Can not be spread from person to person. C) All the above. D) None of the above. Show Answer Correct Answer: A) Can be spread from person to person. 42. One example of biotechnology is the process of making fuel from A) Cheese. B) Oil Spill. C) Stem Cells. D) Corn. Show Answer Correct Answer: D) Corn. 43. What is a common vector used in genetic engineering? A) Ribosomes. B) Mitochondria. C) Golgi apparatus. D) Plasmids. Show Answer Correct Answer: D) Plasmids. 44. Which is an example of an asexual process? A) Plants are cross pollinated. B) A bacterial cell splits in half to make a new identical cell. C) A cat has a litter of kittens. D) Two humans have a baby. Show Answer Correct Answer: B) A bacterial cell splits in half to make a new identical cell. 45. One of the paired bodily parts of animals, used esp. for moving or grasping; a leg, arm, or wing. A) Wheelchair. B) Implant. C) Limb. D) Prosthesis. Show Answer Correct Answer: C) Limb. 46. Agarose gel extracted from sea weeds is used in A) PCR. B) Tissue culture. C) Spectrometry. D) Gel electrophoresis. Show Answer Correct Answer: D) Gel electrophoresis. 47. What is the main technique used to maintain a microbial contamination free atmosphere in biotechnological processes? A) Gene cloning. B) Genetic engineering. C) Aseptic techniques. D) Gene transfer. Show Answer Correct Answer: C) Aseptic techniques. 48. What is/are the benefit(s) of micropropagation or clonal propagation? A) Multiplication of sexually derived sterile hybrids. B) Rapid multiplication of superior clones. C) Multiplication of disease free plants. D) All of the above. Show Answer Correct Answer: D) All of the above. 49. Who is known as the father of vaccination? A) Mendel. B) Pasteur. C) Jenner. D) Hook. Show Answer Correct Answer: C) Jenner. 50. Food products that have been genetically modified. A) GMOs. B) GFOs. C) GTOs. D) GDOs. Show Answer Correct Answer: A) GMOs. 51. Recombinant DNA are currently used to produce ..... A) Clothing dye, cheese, and laundry products. B) Human antibiotics and vaccines. C) Crops that taste better and stay fresh longer. D) All of these. Show Answer Correct Answer: D) All of these. 52. Which enzyme is used in PCR? A) Helicase. B) DNA polymerase III. C) Ligase. D) Taq polymerase. Show Answer Correct Answer: D) Taq polymerase. 53. Which of these scientists studies genes and how traits are inherited? A) Genetics. B) Entomologist. C) Nutritionist. D) Chemist. Show Answer Correct Answer: A) Genetics. 54. What is identified when gene probes bind to specific genes? A) The enzyme of interest. B) The protein of interest. C) The cell of interest. D) The gene of interest. Show Answer Correct Answer: D) The gene of interest. 55. What is the effect of a nonsense mutation in a gene? A) It introduces a premature stop codon, leading to a truncated, nonfunctional protein. B) It changes a single nucleotide, but does not affect the protein produced. C) It results in the insertion of a completely different amino acid in the protein. D) It has no effect on the gene or the protein produced. Show Answer Correct Answer: A) It introduces a premature stop codon, leading to a truncated, nonfunctional protein. 56. What is the process called when the stems of both the tomato and potato plants are joined together? A) Cloning. B) Hybridization. C) Grafting. D) Fusion. Show Answer Correct Answer: C) Grafting. 57. Residents of North Carolina presently burn 5 billion gallons of imported petroleum-based liquid fuel per year. How would the state's economy be affected if North Carolina could produce bio-fuels locally as a replacement? A) Tax revenues would decrease. B) Unemployment would increase. C) The economy would decline due to exports. D) The economy would improve with new jobs and tax revenue. Show Answer Correct Answer: D) The economy would improve with new jobs and tax revenue. 58. Genetically modified crops can reduce the use of: A) Fertilizers. B) Insecticides. C) Pesticides. D) Both b and c. Show Answer Correct Answer: D) Both b and c. 59. Which of these entails inserting the gene of one organism into the genome of another organism? A) DNA Fingerprint. B) DNA Extraction. C) CRISPR. D) GMO. Show Answer Correct Answer: D) GMO. 60. A method of breeding that allows only those individual organisms with desired characteristics to produce the next generation(example, Super Cow) A) Hybridization. B) Selective breeding. C) Inbreeding. D) Selective cutting. Show Answer Correct Answer: B) Selective breeding. ← PreviousNext →Related QuizzesScience QuizzesClass 12 QuizzesClass 12 Biology Chapter 11 Biotechnology Principles And Processes Quiz 1Class 12 Biology Chapter 11 Biotechnology Principles And Processes Quiz 2Class 12 Biology Chapter 11 Biotechnology Principles And Processes Quiz 3Class 12 Biology Chapter 11 Biotechnology Principles And Processes Quiz 4Class 12 Biology Chapter 11 Biotechnology Principles And Processes Quiz 5Class 12 Biology Chapter 11 Biotechnology Principles And Processes Quiz 6Class 12 Biology Chapter 11 Biotechnology Principles And Processes Quiz 7Class 12 Biology Chapter 11 Biotechnology Principles And Processes Quiz 8 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books