This quiz works best with JavaScript enabled. Home > Class 12 > Class 12 Biology Chapter 11 Biotechnology Principles And Processes – Quiz 50 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 12 Biology Chapter 11 Biotechnology Principles And Processes Quiz 50 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What are the ethical concerns surrounding biotechnology? A) The potential for unintended consequences, the impact on biodiversity, and issues of consent and ownership of genetic material. B) The benefits of biotechnology in agriculture and medicine. C) The economic advantages of genetic engineering for corporations. D) The role of biotechnology in climate change mitigation. Show Answer Correct Answer: A) The potential for unintended consequences, the impact on biodiversity, and issues of consent and ownership of genetic material. 2. The controlled use of biological agents, such as microorganisms or cellular components, for beneficial use is called A) Plant biology. B) Biochemistry. C) Biotechnology. D) Molecular biology. Show Answer Correct Answer: C) Biotechnology. 3. Which application of biotechnology is of greatest economic benefit to North Carolina? A) Development of livestock that is more domesticated. B) Development of livestock that produces a higher quality of meat. C) Development of crops that can be grown in extremely dry environments. D) Development of crops that can be grown in extremely low temperatures. Show Answer Correct Answer: B) Development of livestock that produces a higher quality of meat. 4. What is a common method used in biotechnology to introduce new genetic material into an organism? A) Gene splicing. B) Cloning. C) Cross-breeding. D) Natural selection. Show Answer Correct Answer: A) Gene splicing. 5. Which of the following best describes the process of gene cloning? A) Creating identical copies of an organism. B) Inserting a gene into a plasmid and replicating it in bacteria. C) Modifying the genetic makeup of an organism. D) Sequencing the entire genome of an organism. Show Answer Correct Answer: B) Inserting a gene into a plasmid and replicating it in bacteria. 6. A:Gene therapy can be used to correct defective genes. R:It introduces functional genes into somatic cells. 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. 7. The vector used in genetic engineering is a(n) A) Bacterium. B) Adenovirus. C) Bacteriophage. D) Transgenic donator. Show Answer Correct Answer: B) Adenovirus. 8. Which requires a host cell to reproduce? A) Bacterium. B) Fungus. C) Parasite. D) Virus. Show Answer Correct Answer: D) Virus. 9. Biotechnology products can improve the medical field by doing which of the following? A) Making human insulin for the treatment of diabetes. B) Producing crops resistant to pest. C) Combating crime through DNA testing. D) Allowing us to manipulate organisms for desired traits. Show Answer Correct Answer: A) Making human insulin for the treatment of diabetes. 10. Multiple Choice Questions (1-25)-The enzyme used to synthesize cDNA from mRNA is: A) Reverse transcriptase. B) DNA polymerase. C) RNA ligase. D) Endonuclease. Show Answer Correct Answer: A) Reverse transcriptase. 11. The exploitation of biological processes for industrial and other purposes, especially the genetic manipulation of microorganisms for the production of antibiotics A) Biotechnology. B) Ethics. C) GMO. D) RNA. Show Answer Correct Answer: A) Biotechnology. 12. What is a major ethical concern associated with biotechnology? A) High cost of research. B) Potential for genetic discrimination. C) Limited access to technology. D) Slow development process. Show Answer Correct Answer: B) Potential for genetic discrimination. 13. ..... is NOT a common ethical concern related to human cloning. A) That humans will be created who exist solely as a supply of organs for transplants. B) That clones will be more prone to abnormal development. C) That parents will pay to have a child that is a clone of a famous athlete. D) That cloned humans will have no personality. Show Answer Correct Answer: D) That cloned humans will have no personality. 14. What is the primary role of vitamins in the human body? A) Providing energy. B) Supporting metabolic processes. C) Building muscle mass. D) Storing fat. Show Answer Correct Answer: B) Supporting metabolic processes. 15. Which of these processes entail removing DNA from a cell and separating it from the rest of the cell parts? A) DNA Extraction. B) GMO. C) CRISPR. D) DNA Fingerprint. Show Answer Correct Answer: A) DNA Extraction. 16. First genetically modified plant commercially released injndia is A) Golden rice. B) FlavrSavr. C) Bt brinjal. D) Bt cotton. Show Answer Correct Answer: D) Bt cotton. 17. Assertion (A):Electrophoresis is used to purify DNA fragments. Reason (R):DNA fragments can be visualized under UV after staining with ethidium bromide. 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. 18. The process of changing a gene to treat a genetic disease or disorder. It is one of the products of the human genome project. A) Cloning. B) Hybridization. C) Gene therapy. D) Selective cutting. Show Answer Correct Answer: C) Gene therapy. 19. In 1750 BC, the Sumerians are credited with being the first to use biotechnology. What did they make? A) Penicillin. B) Beer. C) Rabies vaccine. D) Olive oil. Show Answer Correct Answer: B) Beer. 20. Herbicides A) Small, circular, double-stranded DNA molecule that is distinct from a cell's chromosomal DNA. B) Organism or cell whose genome has been altered by the introduction of one or more foreign DNA sequences from another species by artificial means. C) Chemicals used to manipulate or control undesirable vegetation. D) Animal, plant, or microbe whose DNA has been altered using genetic engineering techniques. Show Answer Correct Answer: C) Chemicals used to manipulate or control undesirable vegetation. 21. A segment of DNA that codes for a particular protein. A) Gene. B) Stem cell. C) Extract. D) Modify. Show Answer Correct Answer: A) Gene. 22. In biotechnology, what is the purpose of using a plasmid? A) To replicate DNA sequences. B) To transfer genetic material into a host cell. C) To sequence DNA. D) To synthesize proteins. Show Answer Correct Answer: B) To transfer genetic material into a host cell. 23. Which field would most likely NOT incorporate biotechnology? A) Agriculture. B) Genetics. C) Medicine. D) Mining. Show Answer Correct Answer: D) Mining. 24. Which enzyme joins DNA fragments together? A) DNA ligase. B) DNA polymerase. C) DNA helicase. D) Taq polymerase. Show Answer Correct Answer: A) DNA ligase. 25. In plant biotechnology, root tumors are induced by A) Rhizobium. B) Agrobacterium rhizogenes. C) Agrobacterium tumefaciens. D) Agrobacterium basilis. Show Answer Correct Answer: C) Agrobacterium tumefaciens. ← 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