This quiz works best with JavaScript enabled. Home > Class 12 > Class 12 Biology Chapter 11 Biotechnology Principles And Processes – Quiz 46 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 12 Biology Chapter 11 Biotechnology Principles And Processes Quiz 46 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The human practice of breeding animals or plants that have certain desired traits. A) Artificial selection. B) Clone. C) Genetic engineering. D) Biotechnology. Show Answer Correct Answer: A) Artificial selection. 2. What is the WORST question for a farmer to ask when determining whether or not to grow transgenic plants?( A) Will the transgenic plant help to increase the food supply?. B) Will the transgenic plant require more pesticides?. C) Will the transgenic plant help the farmer to produce more clones?. D) Will the transgenic plant offer any information in studying human genes?. Show Answer Correct Answer: D) Will the transgenic plant offer any information in studying human genes?. 3. Berikut ini jenis makanan yang dapat diolah dari susu, kecuali ..... A) Keju. B) Mentega. C) Yoghurt. D) Nata de coco. Show Answer Correct Answer: D) Nata de coco. 4. A length of unpaired bases thatstick out. These have been cut from a specific bases in a specific sequence of bases. A) Sticky Ends. B) Recombinant DNA. C) DNA size standard. D) Blunt ends. Show Answer Correct Answer: A) Sticky Ends. 5. What does biotechnology involve? A) Using chemical processes. B) Using biological processes. C) Using mechanical processes. D) Using electrical processes. Show Answer Correct Answer: B) Using biological processes. 6. A cloned pig has a diploid chromosome number of 35. What is the diploid A) 17.5. B) 70. C) 35. D) 23. Show Answer Correct Answer: C) 35. 7. To remove A) Extract. B) Organic. C) Modify. D) Gene. Show Answer Correct Answer: A) Extract. 8. Assertion (A):Plasmids are used as vectors in rDNA technology. Reason (R):They can replicate independently inside host cells. A) Both A and R are true and R is the correct explanation of A. B) Both A and R are true but R is not the correct explanation of A. C) A is true but R is false. D) Both are false. Show Answer Correct Answer: A) Both A and R are true and R is the correct explanation of A. 9. Klenow enzyme is the product of enzymatic breakdown of A) DNA polymerase I. B) DNA polymerase II. C) DNA polymerase III. D) RNA polymerase. Show Answer Correct Answer: A) DNA polymerase I. 10. Which committee regulates GM crop approval in India? A) ICMR. B) CSIR. C) GEAC. D) DBT. Show Answer Correct Answer: C) GEAC. 11. An analysis of chromosomal DNA using the Southern hybridization technique does not use A) Electrophoresis. B) Blotting. C) Autoradiography. D) PCR. Show Answer Correct Answer: D) PCR. 12. Minuman yoghurt yang terbuat dari air susu dapat mengobati lambung dan usus yang terluka, proses pembuatan yoghurt tersebut karena hasil kerja dari ..... A) Rizhopus oryzae. B) Streptococcus thermophilus. C) Neurospora sitophila. D) Aspergillus wentii. Show Answer Correct Answer: B) Streptococcus thermophilus. 13. What is one application of genetic engineering in agriculture? A) Increasing the size of farm animals. B) Enhancing the flavor of fruits. C) Creating crops that resist insect pests. D) Developing new types of cooking oils. Show Answer Correct Answer: C) Creating crops that resist insect pests. 14. Vaccines are made form biotechnology. ( true or false) A) False. B) True. C) All the above. D) None of the above. Show Answer Correct Answer: B) True. 15. The first clinical gene therapy was given for treating A) Diabetes. B) ADA deficiency. C) Polio. D) SCID. Show Answer Correct Answer: B) ADA deficiency. 16. Single cell protein are used in A) High nutritive value. B) Essential amino acids. C) Both (a) and (b). D) None of the above. Show Answer Correct Answer: C) Both (a) and (b). 17. What is the enzymatic function of restriction enzymes? A) To add new nucleotides to a growing strand of DNA. B) To join nucleotides during replication. C) To join nucleotides during transcription. D) To cleave/break nucleic acids at specific sites. Show Answer Correct Answer: D) To cleave/break nucleic acids at specific sites. 18. What is a pathogen? A) Any micro-organism found on the skin's surface. B) Any micro-organism found in the gut. C) Any micro-organism that causes disease. D) Any micro-organism that is harmless. Show Answer Correct Answer: C) Any micro-organism that causes disease. 19. A genomic library is a collection of ..... A) Genes. B) Proteins. C) Vectors. D) Recombinants. Show Answer Correct Answer: D) Recombinants. 20. Which of the following is required to perform polymerase chain reaction? A) Primers, dntps and DNA polymerase. B) DNA cacl2 and nucleases. C) Magnesium and DNA. D) Both a and c. Show Answer Correct Answer: D) Both a and c. 21. Why would someone need to get an influenza vaccine every year? A) Viruses replicate more rapidly over time. B) Viruses can mutate from year to year. C) Vaccines are absorbed by the body after a year. D) Vaccines get stronger over time. Show Answer Correct Answer: B) Viruses can mutate from year to year. 22. Which of the following is a tool commonly used in biotechnology for cutting DNA at specific sequences? A) DNA ligase. B) Restriction enzymes. C) RNA polymerase. D) DNA helicase. Show Answer Correct Answer: B) Restriction enzymes. 23. Pembuatan insulin dengan menyisipkan gen pembentuk insulin dengan gen bakteri adalah salah satu contoh aplikasi bioteknologi yang disebut ..... A) Rekayasa genetika. B) Transplantasi. C) Kloning. D) Mutasi. Show Answer Correct Answer: A) Rekayasa genetika. 24. Polymerase chain reaction is used to A) Determine the sequence of DNA. B) Make copies of a DNA sequence. C) Selectively breed plants and animals. D) Produce mutations in bacteria. Show Answer Correct Answer: B) Make copies of a DNA sequence. 25. A:Bt toxin is not harmful to humans. R:It becomes active only in alkaline gut of insects. Choose the correct option about A and R. A) Both A and R are true, and R is the correct explanation of A. B) Both A and R are true, but R is not the correct explanation of A. C) A is true, but R is false. D) A is false, but R is true. Show Answer Correct Answer: A) Both A and R are true, and R is the correct explanation of A. ← 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