This quiz works best with JavaScript enabled. Home > Biotechnology > Genetic Engineering – Quiz 70 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Genetic Engineering Quiz 70 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What is the main ethical dilemma associated with genetic engineering? A) The potential creation of new species. B) The competition between improved and natural species. C) The long-term effects of genetically modified foods. D) The intervention in the natural functioning of species. Show Answer Correct Answer: D) The intervention in the natural functioning of species. 2. A technique that allows engineers to artificially amplify a section of DNA by copying it over and over again in a lab is known as A) Polymerase chain reaction. B) Personal genome sequencing. C) Recombinant DNA. D) Gene therapy. Show Answer Correct Answer: A) Polymerase chain reaction. 3. Which of the following is a circular DNA from bacteria that can hold a foreign gene? A) Plasmid. B) Restriction enzyme. C) Ligase. D) Protein expression. Show Answer Correct Answer: A) Plasmid. 4. The technique used by biologists to make many copies of a particular gene. A) Polymerase chain reaction. B) Plasmid. C) Transgenic. D) Gene therapy. Show Answer Correct Answer: A) Polymerase chain reaction. 5. If one of your parents is blood type A and the other is type B, which of the following blood types is possible? Hint-create punnett squares showing all possibilities for the possible genotypes of the parents. A) Type O. B) Type AB. C) Type A or Type B. D) All of these blood types are possible. Show Answer Correct Answer: D) All of these blood types are possible. 6. What is polyploidy? A) The combination of genes produced by crossing over and independent assortment. B) When genes located close to each other on the same chromosome tend to travel together during meiosis. C) A map that shows the sequence of genes on a chromosome. D) The occurrence of one or more extra sets of chromosomes. Show Answer Correct Answer: D) The occurrence of one or more extra sets of chromosomes. 7. The restriction site recognised by SmaI is A) GGATCC. B) GGCCCC. C) CCCGGG. D) GAATTC. Show Answer Correct Answer: C) CCCGGG. 8. What is the function of hormones? A) Provide structural support to cells and tissues. B) Catalyse chemical reactions. C) Act as chemical messengers between cells. D) Bind to foreign bodies to help prevent infection. Show Answer Correct Answer: C) Act as chemical messengers between cells. 9. The transfer of a gene from the DNA of one organism into another organism in order to produce an organism with desired traits. A) Genetic Engineering. B) Karyotype. C) Pedigree. D) Genome. Show Answer Correct Answer: A) Genetic Engineering. 10. What is the sugar in DNA called? A) Ribose. B) Hexose. C) Helicase. D) Deoxyribose. Show Answer Correct Answer: D) Deoxyribose. 11. What process inserts a gene into a species to produce recombinant DNA A) Selective breeding. B) Cloning. C) Gel electrophoresis. D) Genetic engineering. Show Answer Correct Answer: D) Genetic engineering. 12. You have benefited from selective breeding by having more agricultural produce than would have been possible otherwise. A) True. B) False. Show Answer Correct Answer: A) True. 13. Maintaining a rich variety of genetic material that may lead to discoveries useful to humans can be ensured by A) Preserving biodiversity. B) Increasing cloning. C) Asexual reproduction. D) Selective breeding. Show Answer Correct Answer: A) Preserving biodiversity. 14. A tool used by forensic biologists to identify a person using DNA is called ..... A) DNA fingerprinting. B) PCR. C) Gene therapy. D) Cloning. Show Answer Correct Answer: A) DNA fingerprinting. 15. Which of these is not complementary? A) Sticky ends. B) A and T. C) Enzyme and substrate. D) Active site and substrate. Show Answer Correct Answer: C) Enzyme and substrate. 16. Restriction enzymes cut in ways that leave ..... ends with exposed nucleotides, or ..... ends that will not stick to other DNA fragments A) Sticky; blunt. B) Blunt; sticky. C) Zigged;zagged. D) Sharp;smooth. Show Answer Correct Answer: A) Sticky; blunt. 17. What is the primary purpose of genetic engineering in agriculture? A) To increase the aesthetic appeal of crops. B) To increase the nutritional value of crops. C) To increase the resistance of crops to pests and diseases. D) To decrease the growth rate of crops. Show Answer Correct Answer: C) To increase the resistance of crops to pests and diseases. 18. Which piece of DNA would move faster in gel electrophoresis? A) 100 Base Pairs Long. B) 1000 Base Pairs Long. C) 5000 Base Pairs Long. D) 100, 000 Base Pairs Long. Show Answer Correct Answer: A) 100 Base Pairs Long. 19. The human genome project ..... A) Was the discovery of the shape and structure of DNA (double helix) by Watson and Crick. B) Was used to map out the complete DNA of a mouse. C) Was an investigation to map out all the genes located in the human body. D) Is a process used to make human insulin. Show Answer Correct Answer: C) Was an investigation to map out all the genes located in the human body. 20. Choosing which organisms can have offspring is ..... A) Selective Breeding. B) Gene Modification. C) Gene Therapy. D) Animal Husbandry. Show Answer Correct Answer: A) Selective Breeding. ← PreviousNext →Related QuizzesGenetic Engineering Quiz 1Genetic Engineering Quiz 2Genetic Engineering Quiz 3Genetic Engineering Quiz 4Genetic Engineering Quiz 5Genetic Engineering Quiz 6Genetic Engineering Quiz 7Genetic Engineering Quiz 8Genetic Engineering Quiz 9Genetic Engineering Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books