This quiz works best with JavaScript enabled. Home > Class 12 > Class 12 Biology Chapter 11 Biotechnology Principles And Processes – Quiz 32 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 12 Biology Chapter 11 Biotechnology Principles And Processes Quiz 32 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What does the abbreviation "PCR" stand for? A) Polymerase Chronic Reagent. B) Principle Chronic Reliability. C) Polymerase Chain Reaction. D) Probably Cannot React. Show Answer Correct Answer: C) Polymerase Chain Reaction. 2. A protein that regulates glucose level in the bloodstream is called A) Insulin. B) Enzyme. C) Collagen. D) Hemoglobin. Show Answer Correct Answer: A) Insulin. 3. What does transgenic mean? A) An organism that can change its genes at will. B) A stem cell that can differentiate into anything. C) An organism that has had another species' DNA put in it. D) A bacteria that reproduces asexually. Show Answer Correct Answer: C) An organism that has had another species' DNA put in it. 4. Microorganism used in insulin production A) Bacillus thuringiensis. B) Ecoli. C) Pseudomonas. D) Rhizobium. Show Answer Correct Answer: B) Ecoli. 5. Multiple Choice Questions (1-25)-Restriction enzymes are also known as: A) Molecular scissors. B) Molecular glue. C) Molecular motors. D) Molecular markers. Show Answer Correct Answer: A) Molecular scissors. 6. Which of these has to do with genetic modification? A) Crossbreeding. B) Kidney surgery. C) Gene splicing. D) Use of herbicides. Show Answer Correct Answer: C) Gene splicing. 7. Which step in PCR involves the attachment of primers? A) Denaturation. B) Annealing. C) Extension. D) Replication. Show Answer Correct Answer: B) Annealing. 8. Which statement does not describe mutations? A) Some mutations develop over time, and some are passed on genetically. B) When mutations occur, the result in the coding can be for a different or incomplete protein. C) All mutations are harmful. D) Mutations can lead to diseases. Show Answer Correct Answer: C) All mutations are harmful. 9. Patent rights protect: A) Discovery. B) Invention. C) Natural products. D) Knowledge. Show Answer Correct Answer: B) Invention. 10. Changing DNA of an organism to make something new and better (aka genetic engineering). A) Genetic modification. B) Bioremediation. C) Aquaculture. D) Stem cell. Show Answer Correct Answer: A) Genetic modification. 11. What are some benefits of Biotechnology? A) It can improve health and reduce hunger simultaneously. B) It creates flexibility within the food chain. C) It offers medical advancement opportunities. D) All of the above. Show Answer Correct Answer: D) All of the above. 12. Which is a human protein produced by bacteria as a treatment for diabetes? A) Insulin. B) Diatase. C) Collagen. D) Hemoglobin. Show Answer Correct Answer: A) Insulin. 13. The bacterium used as a natural genetic engineer of plants A) BAcillus thuringiensis. B) Thermus aquaticus. C) Agrobacterium tumeifaciens. D) E.coli. Show Answer Correct Answer: C) Agrobacterium tumeifaciens. 14. A DNA fingerprint is A) Unique sequence of repeating units in a section of DNA. B) A gene inserted into a bcteril chromosome. C) The complete sequence of an organism's DNA. D) A copy of a chromosome. Show Answer Correct Answer: A) Unique sequence of repeating units in a section of DNA. 15. 12) What would be a negative side of genetically modified foods? A) Lower cost of production. B) Long-term health effects, such as possible allergies to proteins not found in foods before GMO's. C) Ability to produce more food in less time. D) Ability to grow more nutritious food in less time. Show Answer Correct Answer: B) Long-term health effects, such as possible allergies to proteins not found in foods before GMO's. 16. Which of the following is not a source of restriction endonuclease A) Haemophilus inuenzae. B) Escheria coli. C) Argobacterium tumefaciens. D) Bacilius amyloli. Show Answer Correct Answer: C) Argobacterium tumefaciens. 17. Scientists implant a gene into a species of tomato plant that makes them ripen faster and stay firm as they are transported to stores. What is the benefit of this technology? A) Increased toxins in the food. B) Increase shelf life and availablity. C) Decreased size of tomatoes. D) Increased seed production. Show Answer Correct Answer: B) Increase shelf life and availablity. 18. Which area of biotechnology would most likely create ethical issues within human society? A) Insulin production by bacteria. B) Organ cloning for use in transplants. C) Genetic engineering to improve agricultural yields. D) DNA and forensic testing of crime scene evidence. Show Answer Correct Answer: B) Organ cloning for use in transplants. 19. ..... media is used for hybridoma cell culture. A) HAT. B) CHO-S. C) Feed-220. D) Leibovitz L-15. Show Answer Correct Answer: A) HAT. 20. Multiple Choice Questions (1-25)-Transformation refers to: A) Uptake of foreign DNA by a cell. B) Cutting of DNA. C) Ligation of DNA fragments. D) None of these. Show Answer Correct Answer: A) Uptake of foreign DNA by a cell. 21. ..... are used to ..... DNA pieces by ..... A) Restriction enzymes, connect, fission. B) Restriction enzymes, isolate, "snipping". C) Plasmids, connect, fission. D) Plasmids, isolate, "snipping". Show Answer Correct Answer: B) Restriction enzymes, isolate, "snipping". 22. Why is Dolly the sheep considered a clone? A) The source of Dolly's DNA is a single cell taken from an adult donor. B) The DNA molecules in each of Dolly's cells are different. C) Dolly has a mix of genes from her foster mother and the sheep that donated a nucleus of one of its cells. D) Dolly is genetically identical to her offspring. Show Answer Correct Answer: A) The source of Dolly's DNA is a single cell taken from an adult donor. 23. What is the purpose of a DNA library? A) To store proteins for enzymatic reactions. B) To replicate DNA sequences for cloning purposes. C) To sequence RNA molecules for protein synthesis. D) The purpose of a DNA library is to store and provide access to DNA sequences for research and analysis. Show Answer Correct Answer: D) The purpose of a DNA library is to store and provide access to DNA sequences for research and analysis. 24. How is artificial selection different from genetic engineering? A) Artificial selection is used to make genetically identical copies of an organism, cell, or piece of genetic material. B) Artificial selection does not directly change a single organisms dna. C) Artificial selection is not related to genetics. D) Artificial selection is not an example of biotechnology. Show Answer Correct Answer: B) Artificial selection does not directly change a single organisms dna. 25. The enzyme used in the dis-aggregation of embryonic and malignant tissues is A) Trypsin. B) Resin. C) Collagen. D) Lenin. Show Answer Correct Answer: A) Trypsin. ← PreviousNext →Related 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 8Class 12 Biology Chapter 11 Biotechnology Principles And Processes Quiz 9Class 12 Biology Chapter 11 Biotechnology Principles And Processes Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books