This quiz works best with JavaScript enabled. Home > Class 12 > Class 12 Biology Chapter 11 Biotechnology Principles And Processes – Quiz 33 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 12 Biology Chapter 11 Biotechnology Principles And Processes Quiz 33 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The first genomic libraries were cloned in ..... A) Plasmid. B) Bacteria. C) Human. D) Plants. Show Answer Correct Answer: A) Plasmid. 2. The repressor is the protein product of a(n) A) Operator. B) Regulatory gene. C) Lac gene. D) Corepressor. Show Answer Correct Answer: B) Regulatory gene. 3. Which career field is most related to biotechnology? A) Journalism. B) Medicine. C) Meterology. D) Political science. Show Answer Correct Answer: B) Medicine. 4. Relating to drugs used for medicine. A) Genome. B) Crop Yield. C) Pharmaceutical. D) Agriculture. Show Answer Correct Answer: A) Genome. 5. The technique in which nucleic acids or proteins are immobilized onto a solid support is called as ..... A) Hybridisation. B) Blotting. C) Immobilization. D) None of the above. Show Answer Correct Answer: B) Blotting. 6. For how long have biological processes been utilized in biotechnology? A) Hundreds of years. B) Thousands of years. C) Decades. D) Centuries. Show Answer Correct Answer: B) Thousands of years. 7. Pada proses pembuatan tempe digunakan Rhizopus oryzae yang berperan untuk A) Mengubah protein kompleks kacang kedelai menjadi protein sederhana. B) Menguraikan kacang kedelai menjadi alkohol melalui fermentasi. C) Mengubah karbon dioksida dalam kacang menjadi gula sederhana. D) Menghasilkan enzim untuk membentuk asam laktat dari kedelai. Show Answer Correct Answer: A) Mengubah protein kompleks kacang kedelai menjadi protein sederhana. 8. Enzyme used to dissolve the bacterial cell walls A) Cellulase. B) Chitinase. C) Protease. D) Lysozyme. Show Answer Correct Answer: D) Lysozyme. 9. How can biotechnology help farmers overcome sudden changes in the environment? A) By developing crops which are resistant to winter weather. B) By changing the types of soil where the crops are planted. C) By rotating the crop within the same field by using simple machines. D) To grow crops in the laboratory. Show Answer Correct Answer: A) By developing crops which are resistant to winter weather. 10. Which phrase best describes the term genome? A) The genetic makeup of a chromosome. B) The genes that make up an organism. C) The location of a specific set of genes. D) The sums of an organisms physical traits. Show Answer Correct Answer: B) The genes that make up an organism. 11. Multiple Choice Questions (1-25)-A plasmid vector pBR322 carries genes for resistance to: A) Ampicillin and tetracycline. B) Penicillin and chloramphenicol. C) Streptomycin and kanamycin. D) None. Show Answer Correct Answer: A) Ampicillin and tetracycline. 12. Nata de coco adalah makanan produk bioteknologi yang bernilai gizi tinggi. Pembuatan nata de coco memanfaatkan mikroorganisme ..... A) Monilia sitholphyla. B) Aspergillus wentii. C) Rhyzopus oryzae. D) Acetobacter xylinum. Show Answer Correct Answer: D) Acetobacter xylinum. 13. "Adenosine deaminase" deficiency affects: A) Immune system. B) Digestive system. C) Circulatory system. D) Nervous system. Show Answer Correct Answer: A) Immune system. 14. In which ways can genetic engineering can improve crops A) Make them pest or drought resistant. B) Make them more nutritious. C) Make them larger. D) All answers are correct. Show Answer Correct Answer: D) All answers are correct. 15. Which best explains a benefit of genetic variation? A) Genetic variation makes the gene pool of a species smaller. B) Genetic variation only provides protection from predators. C) It is not beneficial to living organisms. D) A larger gene pool allows for a greater chance of success of a species. Show Answer Correct Answer: D) A larger gene pool allows for a greater chance of success of a species. 16. What type of gene mutation has occurred here?Normal:AGA-TTC-ATA-GCGMutant:AGA-TTC-ATA-GC A) Point silent. B) Point nonsense. C) Point missense. D) Frameshift insertion. E) Frameshift deletion. Show Answer Correct Answer: E) Frameshift deletion. 17. The binding of repressors to operators are not reversible. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 18. Bt toxin is harmful to humans. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 19. When separated on an agarose gel, DNA fragments can be visualized after staining with? A) Acetocarmine. B) Aniline blue. C) Ethidium bromide. D) Bromophenol blue. Show Answer Correct Answer: C) Ethidium bromide. 20. The process of making changes in an organism's DNA is known as? A) Genetic Engineering. B) Hybridization. C) DNA Recombination. D) DNA Fingerprinting. Show Answer Correct Answer: A) Genetic Engineering. 21. The widely used method for culturing embryonic tissues is A) Raft method. B) Propagation method. C) Suspension method. D) Immobilized method. Show Answer Correct Answer: A) Raft method. 22. He use of either naturally occurring or deliberately introduced microorganisms or other forms of life to consume and break down environmental pollutants A) Cloning. B) Medicine. C) GMO. D) Bioremediation. Show Answer Correct Answer: D) Bioremediation. 23. Which of the following best describes the role of mRNA in the process of gene expression? A) It replicates the DNA in the nucleus. B) It carries amino acids to the ribosome. C) It serves as a template for protein synthesis. D) It modifies the DNA structure. Show Answer Correct Answer: C) It serves as a template for protein synthesis. 24. What is one way CRISPR has already been used to change genes? A) Clone sheep. B) Give people superpowers. C) Cure animal diseases. D) Military purposes. Show Answer Correct Answer: C) Cure animal diseases. 25. What do the following industrial products have in common:vitamins, antibiotics, acids, fabrics and glues? A) They all prevent infection. B) They are all made with fermentation. C) They are all sources of energy. D) They are all made of sugars. Show Answer Correct Answer: B) They are all made with fermentation. ← 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