This quiz works best with JavaScript enabled. Home > Class 12 > Class 12 Biology Chapter 11 Biotechnology Principles And Processes – Quiz 4 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 12 Biology Chapter 11 Biotechnology Principles And Processes Quiz 4 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. In a cell, protoplast consists of the following EXCEPT ..... ? A) Cell wall. B) Nucleus. C) Cell wall. D) Cytoplasm. Show Answer Correct Answer: A) Cell wall. 2. What is the role of Taq polymerase in PCR? A) To denature the DNA. B) To synthesize new DNA strands. C) To ligate DNA fragments. D) To cleave DNA at specific sites. Show Answer Correct Answer: B) To synthesize new DNA strands. 3. Which of the following is the process of using technology to create or modify living things? A) Biotechnology. B) GMO. C) Pest resistant crops. D) Transpiration. Show Answer Correct Answer: A) Biotechnology. 4. Which of the following is not an advantage of cloning? A) Increases food supply. B) Helps save endangered species. C) Reduces biodiversity. D) Advances scientific discovery. Show Answer Correct Answer: C) Reduces biodiversity. 5. Biotechnology products can improve the genetics field by doing which of the following? A) Making human insulin for the treatment of diabetes. B) Producing crops resistant to pest. C) Combating crime through DNA testing. D) Allowing us to manipulate organisms for desired traits. Show Answer Correct Answer: D) Allowing us to manipulate organisms for desired traits. 6. Which is best shown that two species evolved from a common ancestor? A) They are found in the same part of the world. B) They eat the same types of food. C) Their embryos develop in a similar way. D) They have the same predators and parasites. Show Answer Correct Answer: C) Their embryos develop in a similar way. 7. What is the main technique used to multiply copies of a gene in a host organism? A) Gene transfer. B) Gene cloning. C) Aseptic techniques. D) Genetic engineering. Show Answer Correct Answer: B) Gene cloning. 8. What would increase the money made by farmers in North Carolina through biotechnology? A) Tomatoes that are different in color. B) Tomatoes that are smaller. C) Tomatoes that taste the same. D) Tomatoes that are resistant to disease. Show Answer Correct Answer: D) Tomatoes that are resistant to disease. 9. Which branch of biotechnology revolves around the use of chemicals for the growth and maintenance of cell cultures? A) Genetic engineering. B) Biomedical engineering. C) Chemical engineering. D) Environmental engineering. Show Answer Correct Answer: C) Chemical engineering. 10. Which of the following is a common application of biotechnology in agriculture? A) Developing drought-resistant crops. B) Creating synthetic fertilizers. C) Designing farm machinery. D) Irrigation management. Show Answer Correct Answer: A) Developing drought-resistant crops. 11. What does GMO stand for? A) Genetically Modified Organism. B) General Mutations Organization. C) Genetic Magnification Operation. D) Government Manipulated Organisms. Show Answer Correct Answer: A) Genetically Modified Organism. 12. If there is NO genetic variation in a population of organisms it is because they are ..... A) Clones. B) Transgenic. C) Hybrids. D) In-breed. Show Answer Correct Answer: A) Clones. 13. What type of gene mutation has occurred here? *Original:T-G-A-C-C-AMutated:T-G-A-C-C-A-A A) Point nonsense. B) Frameshift insertion. C) Point missense. D) Frameshift deletion. E) Point silent. Show Answer Correct Answer: B) Frameshift insertion. 14. Which of the following is not necessary to execute a polymerase chain reaction successfully? A) All 4 DNA bases. B) Short DNA base primers. C) DNA polymerase. D) DNA library. Show Answer Correct Answer: B) Short DNA base primers. 15. What is a potential environmental benefit of using genetically modified organisms (GMOs) in agriculture? A) Increased use of chemical pesticides. B) Reduced need for chemical fertilizers. C) Enhanced soil erosion. D) Increased water consumption. Show Answer Correct Answer: B) Reduced need for chemical fertilizers. 16. Which of the following is a benefit of genetic modification? A) Allows infertile couples to have children. B) Can make crops resistant to diseases. C) Can screen for genetic defects in children. D) Can help heal paralysis in patients. Show Answer Correct Answer: B) Can make crops resistant to diseases. 17. Which of the following is NOT true about biotechnology? A) It is a field with little to no controversy. B) It has allowed for the production of many beneficial medical treatments. C) It has allowed for a greater understanding of human genetics. D) It impacts agriculture. Show Answer Correct Answer: A) It is a field with little to no controversy. 18. Which of these is the correct definition of genetic modification/genetic engineering? A) Choosing individuals to mate based on desired characteristics. B) Observing genetic changes in populations over time based on adaptive traits. C) Extracting stem cells to differentiate into specialized tissues. D) Altering the DNA of an organism at the molecular level. Show Answer Correct Answer: D) Altering the DNA of an organism at the molecular level. 19. Which technique is not part of plant biotechnology? A) Genetic engineering. B) Tissue culture. C) Molecular markers. D) Photosynthesis. Show Answer Correct Answer: D) Photosynthesis. 20. The process by which an organism is copied from its original source A) Genome. B) DNA. C) GMO. D) Cloning. Show Answer Correct Answer: D) Cloning. 21. Personal medical records become more available and more detailed because of biotechnological research. Based on this information, which is a major concern to the public? A) Transmission of more diseases. B) An increase in under qualified doctors. C) Inappropriate use of medical information. D) Overdiagnosis of certain medical conditions. Show Answer Correct Answer: C) Inappropriate use of medical information. 22. Bacillus thuringiensis forms protein which contain insecticidal protein. This protein ..... A) Is activated by acid pH of the foregut of the insect pest. B) Does not kill the carrier bacterium which is itself resistant to the toxin. C) Binds with epithelial cells of mid gut of the insect pest ultimately killing it. D) Is coded by several genes including the gene cry. Show Answer Correct Answer: C) Binds with epithelial cells of mid gut of the insect pest ultimately killing it. 23. The total amount of crop that is produced. A) Agriculture. B) Crop Yield. C) Genome. D) GMO. Show Answer Correct Answer: B) Crop Yield. 24. DNA fragments are joined by A) Ligase. B) Polymerase. C) Helicase. D) Gyrase. Show Answer Correct Answer: A) Ligase. 25. Which is a career that would use microorganisms to remove pollutants from water? A) Medical specialist. B) DNA fingerprint specialist. C) Environmental Protection Agency specialist. D) None of the above. Show Answer Correct Answer: C) Environmental Protection Agency specialist. ← 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 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 10Class 12 Biology Chapter 11 Biotechnology Principles And Processes Quiz 11 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books