This quiz works best with JavaScript enabled. Home > Class 12 > Class 12 Biology Chapter 11 Biotechnology Principles And Processes – Quiz 23 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 12 Biology Chapter 11 Biotechnology Principles And Processes Quiz 23 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which of these is a challenge in plant biotechnology? A) Easy and cheap processes. B) Addressing ethical concerns. C) Making plants less useful. D) Decreasing crop diversity. Show Answer Correct Answer: B) Addressing ethical concerns. 2. Genetic engineering has been used to produce A) Medicines. B) Food animals. C) Improved crops. D) All of these. Show Answer Correct Answer: D) All of these. 3. Which of the following subjects would someone most likely study if he or she wanted to work in the biotechnology field? A) Chemistry. B) Genetics. C) Physics. D) Environmental Science. Show Answer Correct Answer: B) Genetics. 4. Somatic gene therapy affects: A) Only somatic cells. B) Germ cells. C) Both. D) None. Show Answer Correct Answer: A) Only somatic cells. 5. Transgenic organisms contain A) Genes from other species. B) Cells of another organism. C) Genes of only one parent. D) One or more human genes. Show Answer Correct Answer: A) Genes from other species. 6. A small molecule that binds to a repressor and makes it active A) Repressor. B) Regulator. C) Activator. D) Corepressor. Show Answer Correct Answer: D) Corepressor. 7. Which improvement to agriculture is most likely a result of biotechnology? A) Increased land. B) Increased fertilizer. C) Increased productivity. D) None of the above. Show Answer Correct Answer: C) Increased productivity. 8. The following original section of DNA is replicated, and a mutation occurs in the sequence. Compare the original sequence to the copied sequence. Which type of mutation occurred? A) Deletion. B) Insertiong. C) Subsitution. D) None of the above. Show Answer Correct Answer: A) Deletion. 9. What is a key component of plant biotechnology? A) Soil science. B) DNA and genes. C) Watering plants. D) Sunlight. Show Answer Correct Answer: B) DNA and genes. 10. A ..... would perform scientific research and apply chemical principles to study human diseases, their origins, and how to best treat them. A) Biomedical chemist. B) Regulatory Affairs Specialist. C) Toxicologist. D) Processing Technician. Show Answer Correct Answer: A) Biomedical chemist. 11. Who was the Scottish scientist who discovered penicillin on accident when a bit of fungus killed bacteria in a petri dish in 1928? A) Robert Hooke. B) Carolus Linneus. C) Alexander Flemming. D) Gregor Mendel. Show Answer Correct Answer: C) Alexander Flemming. 12. DNA replication results in two DNA molecules, A) Each one with two original strands. B) Each one with two new strands. C) Each one with one new strand and one original strand. D) One with two new strands and the other with two original strands. Show Answer Correct Answer: C) Each one with one new strand and one original strand. 13. The process that involves separating the DNA from the cell parts. A) Gene Therapy. B) DNA Fingerprinting. C) DNA Extraction. D) DNA Replication. Show Answer Correct Answer: C) DNA Extraction. 14. Mules are the offspring of a male donkey and a female horse. What kind of biotechnology is used to create mules? A) Cloning. B) Artificial Selection. C) Genetic Engineering. D) None of the above. Show Answer Correct Answer: B) Artificial Selection. 15. What is the purpose of heating the DNA to 95$^\circ$C in the PCR process? A) To bind primers. B) To denature proteins. C) To break hydrogen bonds. D) To synthesize RNA. Show Answer Correct Answer: C) To break hydrogen bonds. 16. Which is used to cut DNA molecules at specific points? A) Gel electrophoresis. B) PCR analysis. C) A restriction enzyme. D) Recombinant DNA. Show Answer Correct Answer: C) A restriction enzyme. 17. What is genetic engineering? A) The process of creating new species through natural selection. B) The direct manipulation of an organism's genes using biotechnology. C) A method of breeding plants and animals for desired traits. D) The study of genetic variations in populations. Show Answer Correct Answer: B) The direct manipulation of an organism's genes using biotechnology. 18. Which is an ethical issue surrounding the use of genetically modified foods? A) Cost of production. B) Long-term health effects. C) Ability to grow more nutritious foods. D) Ability to produce a lot of food quickly. Show Answer Correct Answer: B) Long-term health effects. 19. In PCR reaction, how much kinds of nucleotide are used A) 5. B) 4. C) 8. D) 2. Show Answer Correct Answer: B) 4. 20. The common fusagen used in somatic hybridization is A) PEG. B) TEG. C) MEG. D) HEG. Show Answer Correct Answer: A) PEG. 21. How does the biotechnology industry benefit North Carolina? A) Many new, high paying jobs are created. B) The average salary of the worker in NC decreased. C) New technologies being developed are too expensive for people here to afford. D) State budget increases from the construction of new facilities. Show Answer Correct Answer: A) Many new, high paying jobs are created. 22. Which of the following is an application of biotechnology in agriculture? A) Developing drought-resistant crops. B) Increasing fossil fuel extraction. C) Enhancing solar panel efficiency. D) Improving textile manufacturing. Show Answer Correct Answer: A) Developing drought-resistant crops. 23. The use and manipulation of biological processes through technology is called A) Agriculture. B) Biotechnology. C) Deforestation. D) Selective cutting. Show Answer Correct Answer: B) Biotechnology. 24. Which aspect of modern life could most likely cause an epidemic to turn into a pandemic? A) Vaccination. B) Transportation. C) Communication. D) Sanitation. Show Answer Correct Answer: B) Transportation. 25. What is synthetic biology? A) A field focused on the study of animal behavior. B) An interdisciplinary branch of biology and engineering that involves designing and constructing new biological parts, devices, and systems. C) A method for cloning plants and animals. D) A technique used in traditional agriculture to enhance crop yield. Show Answer Correct Answer: B) An interdisciplinary branch of biology and engineering that involves designing and constructing new biological parts, devices, and systems. ← 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