This quiz works best with JavaScript enabled. Home > Class 12 > Class 12 Biology Chapter 11 Biotechnology Principles And Processes – Quiz 40 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 12 Biology Chapter 11 Biotechnology Principles And Processes Quiz 40 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Large molecules composed of many similar smaller molecules linked together in a chain-like fashion A) Methylene blue. B) Mutagen. C) Polymer. D) Lambda hind 3. Show Answer Correct Answer: C) Polymer. 2. In pBR 322vector of E.coli which option correctly identifies its components A) Ori-original restriction enzyme. B) Rop-Reduced osmotic pressure. C) Hind III, EcoR i-selectable markers. D) Amp$^{R}$, tet$^{R}$-Antibiotic resistance genes. Show Answer Correct Answer: D) Amp$^{R}$, tet$^{R}$-Antibiotic resistance genes. 3. Crops are often genetically engineered for improved traits. Such crops and organisms are called: A) Genetically modified organisms. B) Clones. C) Transformed. D) Nutritionally improved. Show Answer Correct Answer: A) Genetically modified organisms. 4. Which is not a concern regarding GMOs? A) Flavor enhancement. B) Environmental impact. C) Biodiversity effects. D) Health concerns. Show Answer Correct Answer: A) Flavor enhancement. 5. To alter the DNA of an organism in order to get the traits that are desired. A) Genetic Engineering. B) Selective Breeding. C) Cloning. D) Inbreeding. Show Answer Correct Answer: A) Genetic Engineering. 6. Antibiotics are used to treat viral infections A) True. B) False-Vaccines are used to treat viral infections. C) All the above. D) None of the above. Show Answer Correct Answer: B) False-Vaccines are used to treat viral infections. 7. Which is a way the agricultural industry could have a positive impact on the environment? A) By increasing the use of wind farms to produce electricity. B) By making robots to produce large farm machines. C) By reducing the need for countries to import food. D) None of the above. Show Answer Correct Answer: C) By reducing the need for countries to import food. 8. A robotic external structure used by disabled people who lost the mobility of their limbs A) Exo-skeleton. B) Device. C) Wheelchair. D) Blades. Show Answer Correct Answer: A) Exo-skeleton. 9. A ..... is a small ring of DNA found in a bacterial cell. A) Virus. B) Plasmid. C) Gene bullet. D) PCR. Show Answer Correct Answer: B) Plasmid. 10. Multiple Choice Questions (1-25)-The first restriction enzyme discovered was: A) EcoRI. B) HindII. C) BamHI. D) HaeIII. Show Answer Correct Answer: B) HindII. 11. Which is true about plasmids? A) Plasmids can be cut at specific sequences called restriction sites. B) Plasmids contain a promoter sequence that defines where transcription begins. C) Plasmids can contain an antibiotic resistance gene. D) All of the statements are true about plasmids. Show Answer Correct Answer: D) All of the statements are true about plasmids. 12. Cell lysis is carried out by which substance? A) Water. B) Lysozyme and detergents. C) Suphuric Acid. D) Sugar solution. Show Answer Correct Answer: B) Lysozyme and detergents. 13. Evaluates biomanufacturing processes, improves them, and scale them up for larger batches of materials. A) Process development associate. B) Product safety scientist. C) Product control associate. D) Processing technician. Show Answer Correct Answer: A) Process development associate. 14. Identify the product produced in a fermenter that can be used in the treatment of bacterial disease. A) Penicillin. B) Mycoprotein. C) Insulin. D) Paracetamol. Show Answer Correct Answer: A) Penicillin. 15. What is the advantage of growing a genetically modified version of corn that is resistant to pesticides? A) It is ready for immediate pesticide application to battle pest invasions. B) It is more efficient and economical to grow this variety of corn. C) It offers more nutrients and increases taste. D) The shelf life and profit of the corn would increase. Show Answer Correct Answer: A) It is ready for immediate pesticide application to battle pest invasions. 16. The polymerase chain reaction is important because it allows us to A) Make many copies of a targeted segment of DNA. B) Insert eukaryotic genes into prokaryotic plasmids. C) Incorporate genes into viruses. D) Make DNA from RNA. Show Answer Correct Answer: A) Make many copies of a targeted segment of DNA. 17. The site of production of ADA in the body is A) Erythrocytes. B) Lymphocytes. C) Blood plasma. D) Osteocytes. Show Answer Correct Answer: B) Lymphocytes. 18. The purpose of the lac operon is to produce enzymes that A) Synthesize lactose. B) Use lactose. C) Synthesize tryptophan. D) Use tryptophan. Show Answer Correct Answer: B) Use lactose. 19. The first transgenic animal was: A) Sheep. B) Mouse. C) Cow. D) Pig. Show Answer Correct Answer: B) Mouse. 20. Aeroponik mempunyai arti ..... A) Pemberdayaan air. B) Pemberdayaan udara. C) Pemberdayaan tanah. D) Pemberdayaan lahan. Show Answer Correct Answer: B) Pemberdayaan udara. 21. Which biotechnology is used to make exact DNA copies of an organism? A) Gel electrophoresis. B) Genetic Engineering. C) Inbreeding. D) Cloning. Show Answer Correct Answer: D) Cloning. 22. Restriction enzymes were discovered by A) Smith and Nathans. B) Alexander Fleming. C) Berg. D) None. Show Answer Correct Answer: A) Smith and Nathans. 23. Which best describes how using engineered crops can impact the economy of North Carolina? A) Increased jobs in the field of agriculture. B) Decreased availability of productive land. C) Decreased crop yields and decreased income for farmers. D) Increased crop yields and increased income for farmers. Show Answer Correct Answer: D) Increased crop yields and increased income for farmers. 24. Which of the following is a primary application of biotechnology in agriculture? A) Developing drought-resistant crop varieties. B) Increasing the size of farm machinery. C) Enhancing the flavor of organic foods. D) Reducing the need for manual labor. Show Answer Correct Answer: A) Developing drought-resistant crop varieties. 25. In RNAi, genes are silenced using A) SsDNA. B) DsDNA. C) DsRNA. D) SsRNA. Show Answer Correct Answer: C) DsRNA. ← 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