This quiz works best with JavaScript enabled. Home > Class 12 > Class 12 Biology Chapter 11 Biotechnology Principles And Processes – Quiz 30 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 12 Biology Chapter 11 Biotechnology Principles And Processes Quiz 30 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The first clinical gene therapy was performed in: A) 1990. B) 1980. C) 2000. D) 1978. Show Answer Correct Answer: A) 1990. 2. Saccharomyces Cerevisceae dan Acetobacter sp. Digunakan dalam proses pembuatan ..... A) Oncom. B) Tape. C) Cuka. D) Yoghurt. Show Answer Correct Answer: C) Cuka. 3. Some farmers currently grow genetically engineered crops. What would be an argument against the use of this technology? A) It increases crop production. B) It produces insect-resistant plants. C) It always results in crops that do not taste good. D) Its long-term effects on humans are still being investigated. Show Answer Correct Answer: D) Its long-term effects on humans are still being investigated. 4. Which of the following is NOT a way in which biotechnology is working to heal the world? A) Reducing rates of infectious disease. B) Using mutant genes to create the Hulk. C) Tailoring treatments to reduce risks and side effects. D) Creating new tools for disease detection and prevention. Show Answer Correct Answer: B) Using mutant genes to create the Hulk. 5. Janis plans to pursue a master s degree.How might this degree MOST LIKELY affect Janis career? A) She will live a happier life. B) She will become a supervisor. C) She will earn less money. D) She will dislike her job. Show Answer Correct Answer: B) She will become a supervisor. 6. Which is a project that a scientist would most likely work on at a biotechnology company? A) Study and reconstruction of fossilized bones. B) Conservation of key species within ecosystems. C) Prevention of sewage leaking into water supplies. D) Development of genetically modified corn plants. Show Answer Correct Answer: D) Development of genetically modified corn plants. 7. Hubungan yang benar antara mikroba dengan produk yang dihasilkan melalui proses bioteknologi adalah A) Candidas utilis = tempe. B) Penicillium camemberti = nata de coco. C) Lactobacillus bulgaris = yoghurt. D) Acetobacter xylinum = keju. Show Answer Correct Answer: C) Lactobacillus bulgaris = yoghurt. 8. Taq polymerase is produced by A) Bacillus thuringiensis. B) Thermus aquaticus. C) Agrobacterium tumeifaciens. D) Staphylococcus. Show Answer Correct Answer: B) Thermus aquaticus. 9. Within the past 75 years, scientists have made the greatest advances A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 10. Identify the enzyme used to cut DNA in genetic engineering. A) Trypsin. B) DNA ligase. C) Restriction enzymes. D) Protease. Show Answer Correct Answer: C) Restriction enzymes. 11. The experimental manipulation of DNA of different species, producing recombinant DNA is known as A) Electrophoresis. B) Recombinant DNA technology. C) Transformation. D) Somatic hybridization. Show Answer Correct Answer: B) Recombinant DNA technology. 12. An enzyme that cuts the DNA into different sizes during gel electrophoresis. A) Restriction enzyme. B) Replication enzyme. C) Transcription enzyme. D) Translation enzyme. Show Answer Correct Answer: A) Restriction enzyme. 13. Golden rice is genetically modifed crop plant where the incorporated gene is meant for biosynthesis of A) Vitamin B. B) Vitamin C. C) Vitamin A. D) Omega 3. Show Answer Correct Answer: C) Vitamin A. 14. Cuboidal epithelium is found in ..... A) Inner surface of mouth, blood vessels. B) Inner layer of skin. C) Tubules of kidney, salivary gland. D) Inner surface of respiratory tract. Show Answer Correct Answer: C) Tubules of kidney, salivary gland. 15. Which is one reason scientists produce transgenic organisms? A) To create new species of organisms. B) To control microorganisms in the soil. C) To prevent habitats from being destroyed. D) To treat certain types of diseases. Show Answer Correct Answer: D) To treat certain types of diseases. 16. Which technique is used in plant biotechnology to create genetically identical copies of a plant? A) Cross-breeding. B) Tissue Culture. C) Hybridization. D) Grafting. Show Answer Correct Answer: B) Tissue Culture. 17. Which would least likely be a result of biotechnology in agriculture? A) Increase in soil erosion. B) Decrease in use of pesticide. C) Increase in nutritional value of food. D) Decrease in amount of land used for farmland. Show Answer Correct Answer: A) Increase in soil erosion. 18. PCR technique was invented by A) Cohn. B) Boyer. C) Sanger. D) Karry Mullis. Show Answer Correct Answer: D) Karry Mullis. 19. Scientists in North Carolina are working to create liquid biofuels from organic matter. What effect will this discovery most likely have on careers in the state? A) It will eliminate jobs in waste management. B) It will reduce the number of engineering jobs. C) It will create more jobs in energy production. D) It will create more jobs in schools. Show Answer Correct Answer: C) It will create more jobs in energy production. 20. The first recombinant DNA was created in the year ..... A) 1972. B) 1983. C) 1990. D) 1968. Show Answer Correct Answer: A) 1972. 21. The first genetically modified crop was: A) Tomato. B) Cotton. C) Tobacco. D) Maize. Show Answer Correct Answer: C) Tobacco. 22. Identify the enzyme used in the commercial production of fruit juices A) Lactase. B) Lipase. C) Pectinase. D) DNA ligase. Show Answer Correct Answer: C) Pectinase. 23. Antisense technology is used to: A) Block gene expression. B) Enhance protein synthesis. C) Clone genes. D) Transfer genes. Show Answer Correct Answer: A) Block gene expression. 24. Which one of the following techniques made it possible to genetically engineer living organisms A) Heavier isotope labelling. B) Hybridization. C) Recombination DNA techniques. D) X-ray diffraction. Show Answer Correct Answer: C) Recombination DNA techniques. 25. How do EcoRI and BamHI differ? A) Different blunt ends. B) Different restriction sites. C) Produce different proteins. D) Cut DNA. Show Answer Correct Answer: B) Different restriction sites. ← 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