This quiz works best with JavaScript enabled. Home > Class 12 > Class 12 Biology Chapter 11 Biotechnology Principles And Processes – Quiz 14 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 12 Biology Chapter 11 Biotechnology Principles And Processes Quiz 14 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Biotechnology products can improve the agricultural 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: B) Producing crops resistant to pest. 2. The process of RNA interference has been used in the development of plants resistant to A) Fungi. B) Viruses. C) Nematodes. D) Insects. Show Answer Correct Answer: C) Nematodes. 3. Manfaat yang diperoleh manusia dari perbanyakan tanaman secara kultur jaringan adalah ..... A) Menggantikan media tanah dengan media lain, seperti pasir dan arang. B) Sifat yang dimiliki tanaman merupakan sifat yang unggul. C) Menghasilkan tanaman yang berbuah lebih banyak dibandingkan induknya. D) Tanaman yang dihasilkan sangat banyak dan mempunyai sifat sama dengan induk. Show Answer Correct Answer: D) Tanaman yang dihasilkan sangat banyak dan mempunyai sifat sama dengan induk. 4. Which of the following describes the minimum number of restriction sites on a plasmid if there are 3 fragments on the gel electrophoresis? A) 1. B) 2. C) 3. D) 4. Show Answer Correct Answer: C) 3. 5. In gel electrophoresis, towards which terminal do DNA fragments move? A) Positively charged terminal. B) Negatively charged terminal. C) Neutral terminal. D) Ground terminal. Show Answer Correct Answer: A) Positively charged terminal. 6. Through the use of biotechnology, cotton crops have been developed so they are resistant to the boll weevil. Which would be the most likely effect in North Carolina? A) The quality of the cotton would decrease. B) Less cotton would be grown and harvested. C) More money would be spent on insecticides. D) Each acre of land would have a higher yield of cotton. Show Answer Correct Answer: D) Each acre of land would have a higher yield of cotton. 7. What scientist studies bacteria, viruses, and fungi? A) Microbiologist. B) Biochemist. C) Geneticist. D) Clinical engineer. Show Answer Correct Answer: A) Microbiologist. 8. What is the role of insulin in the human body? A) It helps cells take up glucose. B) It breaks down glucose into energy. C) It stimulates appetite. D) It regulates blood pressure. Show Answer Correct Answer: A) It helps cells take up glucose. 9. Biolistics is best suited for A) Animal cells. B) Plant cells. C) Microorganisms. D) None of the above. Show Answer Correct Answer: B) Plant cells. 10. What is the DNA obtained after modification known as? A) Mutant DNA. B) Original DNA. C) Cloned DNA. D) Recombinant DNA. Show Answer Correct Answer: D) Recombinant DNA. 11. Which of the following is not a cloning vector? A) Cosmid. B) PBR322. C) Sal I. D) Phagemid. Show Answer Correct Answer: C) Sal I. 12. The insertion of a gene of interest into a bacterial DNA loop is called A) Recombinant DNA. B) Insertion technique. C) Mutation propagation. D) None of the above. Show Answer Correct Answer: A) Recombinant DNA. 13. What happens to the DNA template during the denaturation step? A) It is cooled to attach primers. B) It is heated to separate strands. C) It is cut into fragments. D) It is replicated. Show Answer Correct Answer: B) It is heated to separate strands. 14. Proteins can be removed via treatment by? A) Treatment with sodium hydroxide. B) Phenol and chloroform treatment. C) Chloroform treatment alone. D) Centrifuging. Show Answer Correct Answer: B) Phenol and chloroform treatment. 15. Cows are selectively bred to produce milk. Which of the following will cause the next generation to receive the trait to produce large quantities of milk? A) Nutrients in their food. B) Mineral in their water. C) Electrical impulses to their brains. D) Information in their chromosomes. Show Answer Correct Answer: D) Information in their chromosomes. 16. Which was most likely the earliest way biotechnology was studied by humans? A) Finding evidence of crimes. B) Making new medicines to cure sicknesses. C) Discovering the cause of hereditary diseases. D) Breeding better varieties of crops and livestock. Show Answer Correct Answer: D) Breeding better varieties of crops and livestock. 17. Which best describes a controversial issue associated with the use of genetically modified crops? A) The use of genetically modified crops to increase potential yield. B) The short term use of genetically modified crops in famine stricken countries. C) The development of genetically modified crops which are more nutrient dense. D) The long term effects which may arise from the use of genetically modified crops. Show Answer Correct Answer: D) The long term effects which may arise from the use of genetically modified crops. 18. The rapid production of a large number of identical clones in vitro within a short duration is A) Organ culture. B) Phytoremediation. C) Macropropagation. D) Micropropagation. Show Answer Correct Answer: D) Micropropagation. 19. Who gave the term biotechnology? A) Karl Erkey. B) Edward Jenner. C) Robert Koch. D) Louis pasture. Show Answer Correct Answer: A) Karl Erkey. 20. The restriction enzyme, ECORI, cuts DNA between which two nitrogenous bases? A) Between guanine (G) and cytosine (C). B) Between adenine (A) and thymine (T). C) Between guanine (G) and adenine (A). D) Between thymine (T) and cytosine (C). Show Answer Correct Answer: C) Between guanine (G) and adenine (A). 21. ..... connect muscles to bones A) Ligaments. B) Tendons. C) Cartilages. D) Nerves. Show Answer Correct Answer: B) Tendons. 22. Which of the following is a method of gene transfer in plants? A) Photosynthesis enhancement. B) Agrobacterium-mediated transformation. C) Gene editing using CRISPR. D) Natural selection. Show Answer Correct Answer: B) Agrobacterium-mediated transformation. 23. Considering some of the ethical issues surrounding the use of DNA technology, which is a way gene therapy impacted society? A) By mapping the genetic make-up of non-living objects. B) By engineering genes to be able to replace a person's DNA. C) By using genes in psychiatry to provide therapy to patients. D) By correcting genetic disorders with insertion of normal genes. Show Answer Correct Answer: D) By correcting genetic disorders with insertion of normal genes. 24. Who is dolly the sheep? A) A cloned sheep. B) A ordinary sheep. C) I don't know. D) None of the above. Show Answer Correct Answer: A) A cloned sheep. 25. A small molecule that binds to the repressor and makes it inactive is A) Corepressor. B) Inducer. C) Promoter. D) Operator. Show Answer Correct Answer: B) Inducer. ← 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