This quiz works best with JavaScript enabled. Home > Class 12 > Class 12 Biology Chapter 11 Biotechnology Principles And Processes – Quiz 18 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 12 Biology Chapter 11 Biotechnology Principles And Processes Quiz 18 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which of the following best describes the process of cloning in biotechnology? A) Creating a genetically identical copy of an organism. B) Mixing DNA from two different species. C) Altering the DNA sequence of an organism. D) Using bacteria to produce insulin. Show Answer Correct Answer: A) Creating a genetically identical copy of an organism. 2. Which best describes biotechnology? A) Technological application of nonliving organisms to produce beneficial products. B) Technological application of living organisms to produce beneficial products. C) A slowly growing field of science. D) A field of science that has not impacted our lives. Show Answer Correct Answer: B) Technological application of living organisms to produce beneficial products. 3. Which best describes the size of a virus compared to the size of bacteria? A) Bacteria are small, while viruses are larger. B) Bacteria are large, while viruses are larger. C) Bacteria are small, while viruses are smaller. D) None of the above. Show Answer Correct Answer: C) Bacteria are small, while viruses are smaller. 4. The replication of a plant or animal A) GMO. B) Cloning. C) RNA. D) DNA. Show Answer Correct Answer: B) Cloning. 5. Which of the following uses genes to treat or prevent illness? A) Stem Cells. B) Human Genome Project. C) Cloning. D) Gene Therapy. Show Answer Correct Answer: D) Gene Therapy. 6. Which of the following is a real-world application of plant biotechnology? A) Creating glow-in-the-dark plants. B) Developing disease-resistant crops. C) Producing plants that can walk. D) Making plants sing. Show Answer Correct Answer: B) Developing disease-resistant crops. 7. Electric charge of DNA A) Positive. B) Negative. C) Neutral. D) Depends on PH. Show Answer Correct Answer: B) Negative. 8. The Human Genome Project is an attempt to A) Make a DNA fingerprint of every person's DNA. B) Identify, sequence and catalog all human DNA. C) Create human-like creatures. D) Identify alleles in human DNA that are recessive. Show Answer Correct Answer: B) Identify, sequence and catalog all human DNA. 9. Which of the following is when an organism's DNA is modified for medicine, research, production, or industry? A) Cloning. B) Artificial Selection. C) Genetic Engineering. D) None of the above. Show Answer Correct Answer: C) Genetic Engineering. 10. Which of these would be a concern about the use of biotechnology? A) Creation of new pathogens. B) Making of new vaccines. C) Increased opportunities for jobs. D) Increased crop yield. Show Answer Correct Answer: A) Creation of new pathogens. 11. What is the primary purpose of using CRISPR technology in biotechnology? A) To amplify DNA sequences. B) To edit genes with precision. C) To separate DNA fragments. D) To clone organisms. Show Answer Correct Answer: B) To edit genes with precision. 12. Which statement most accurately describes the effect that locally-produced biofuels will have on N.C.'s economy? A) Hey will cause the cost of all N.C. fuels to increase. B) They will eliminate jobs in energy production in N.C. C) They will increase our dependence on fuels produced in other states or countries, decreasing N.C.'s economy. D) They will reduce our dependence on fuels produced in other states or countries, boosting N.C.'s economy. Show Answer Correct Answer: D) They will reduce our dependence on fuels produced in other states or countries, boosting N.C.'s economy. 13. Which of these is biotechnology most likely not going to be used in? A) Agriculture. B) Genetics. C) Medicine. D) Mining. Show Answer Correct Answer: D) Mining. 14. An enzyme catalysing the removal of nucleotides from the ends of DNA is A) Endonuclease. B) Exonuclease. C) DNA Ligase. D) Hind II. Show Answer Correct Answer: B) Exonuclease. 15. Vaccines A) Hormone made by the islet cells of the pancreas. B) Disease of the male or female reproductive system defined by the failure to achieve a pregnancy after 12 months or more of regular unprotected sexual intercourse. C) Preparation that is used to stimulate the body's immune response against diseases. D) Microscopic, single-celled organisms belonging to Kingdom Monera that possess a prokaryotic type of cell. Show Answer Correct Answer: C) Preparation that is used to stimulate the body's immune response against diseases. 16. The structure involved in genetic engineering is: A) Plasmid. B) Plastid. C) Codon. D) Anticodon. Show Answer Correct Answer: A) Plasmid. 17. There is an increasing demand of food all over the world. What do agriculturists do to address this concern? A) Use genetically modified (transgenic) plants. B) Spray organic herbicides. C) Do crop rotation. D) Plant different crops each season. Show Answer Correct Answer: A) Use genetically modified (transgenic) plants. 18. What is a primary benefit/use of polymerase chain reactions? A) To produce millions to billions of copies of a specific RNA sequence. B) To produce millions to billions of copies of a specific DNA sequence. C) To add nucleotides to a DNA sequence. D) To sabotage the DNA fingerprinting process so that it is unreliable. Show Answer Correct Answer: B) To produce millions to billions of copies of a specific DNA sequence. 19. Which of the following is unspecialized cells that have the potential to become any other cell in the body? A) Stem Cells. B) Human Genome Project. C) Cloning. D) Gene Therapy. Show Answer Correct Answer: A) Stem Cells. 20. DNA containing genes from two or more organisms is called ..... A) A plasmid. B) A polyploid. C) A hybrid organism. D) Recombinant DNA. Show Answer Correct Answer: D) Recombinant DNA. 21. The process of DNA replication is called semi conservative because it results in A) None of these. B) Two DNA molecules. One original molecule and one with two new strands. C) Two exact copies with new strands. D) Two identical molecules, each with 1 original strand and one new. Show Answer Correct Answer: D) Two identical molecules, each with 1 original strand and one new. 22. What is the function of a ligase in rDNA technology? A) It replicates the DNA at specific points. B) It inspects the length of DNA and finds the recognition sequence. C) It joins the DNA at specific points. D) It cuts the DNA at specific points. Show Answer Correct Answer: C) It joins the DNA at specific points. 23. The function of the rop gene A) Provide antibiotic resistance. B) Provide resistance to pests. C) Replication of plasmid. D) Act as primers. Show Answer Correct Answer: C) Replication of plasmid. 24. Which technique is used to separate DNA fragments based on their size? A) Gel Electrophoresis. B) Polymerase Chain Reaction (PCR). C) DNA Sequencing. D) Gene Cloning. Show Answer Correct Answer: A) Gel Electrophoresis. 25. DNA ligase are enzymes that can be used to A) Chop a large DNA molecule into small fragments. B) Copy DNA Fragments. C) Insert the DNA from one species into the DNA OF another species. D) Separate DNA fragments based on their size. Show Answer Correct Answer: C) Insert the DNA from one species into the DNA OF another species. ← 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