This quiz works best with JavaScript enabled. Home > Agriculture > Biotechnology > Genetic Engineering > Genetic Engineering – Quiz 66 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Genetic Engineering Quiz 66 (30 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What are some of the genetic engineering techniques mentioned? A) Hybridization and mutation breeding. B) Cloning and selective breeding. C) DNA sequencing, recombinant DNA, and genetic editing. D) Gene silencing and gene therapy. Show Answer Correct Answer: C) DNA sequencing, recombinant DNA, and genetic editing. 2. A medical researcher hopes to cure a disease in mice by changing a gene. How can the researcher change the sequence of the gene? A) PCR. B) Electrophoresis. C) Cloning. D) CRISPR. Show Answer Correct Answer: D) CRISPR. 3. A DNA molecule produced by combining DNA from different sources is known as ..... A) Replicated DNA. B) A mutant. C) A hybrid. D) Recombinant DNA. Show Answer Correct Answer: D) Recombinant DNA. 4. Recombinant DNA introduced into bacterial cell A) ISOLATION. B) CUTTING. C) LIGATION AND INSERTION. D) TRANSFORMATION. E) EXPRESSION. Show Answer Correct Answer: D) TRANSFORMATION. 5. Mutations can benefit humans because they can: A) Make organisms live shorter lives. B) Cause organisms to grow extra limbs. C) Cause illness. D) Make an organism more suited to live in its environment. Show Answer Correct Answer: D) Make an organism more suited to live in its environment. 6. We can insert new genes into plasmids, and then insert the plasmids into bacteria. The bacteria will then express those new genes, making ..... that are useful to us. When we do this, we are using the plasmid as a ..... A) Enzymes, plasmids. B) Protein, Vector. C) Nucleotide, vector. D) Enzymes, vector. Show Answer Correct Answer: B) Protein, Vector. 7. Biologists use ..... to join two DNA molecules together A) Genetic engineering. B) Plasmids. C) Transformation. D) Ligase. Show Answer Correct Answer: D) Ligase. 8. What do we call the new molecule after the process of ligation wherein the vector plasmid is joined with the gene of interest? A) Chimeric DNA. B) Gene of interest. C) Recombinant DNA. D) All of these. Show Answer Correct Answer: C) Recombinant DNA. 9. True or False:In the United States, as of July 2011, it is illegal to use federal funding for research on human embryos derived from a somatic cell nuclear transfer (SCNT) A) True. B) False. Show Answer Correct Answer: A) True. 10. What type of vaccines were mentioned as being developed using genetic engineering? A) Covaxin and Sinopharm. B) Sinovac and Sputnik V. C) Johnson & Johnson and Novavax. D) Pfizer and Moderna. Show Answer Correct Answer: D) Pfizer and Moderna. 11. Which genetic testing method is considered an invasive procedure? A) Chorionic villus sampling. B) In Vitro fertilisation. C) Amniocentesis. D) Genetic counselling. Show Answer Correct Answer: C) Amniocentesis. 12. To separate DNA fragments from one another, scientists use ..... A) Restriction enzymes. B) DNA microarrays. C) Gel electrophoresis. D) Polymerase chain reaction. Show Answer Correct Answer: C) Gel electrophoresis. 13. ..... is field of biotechnology which describes the process of altering the genes of living organisms to produce new traits that may have application in the field of agriculture, medicine, and the industry. A) Genetics Cut. B) DNA recombinant technology. C) Spliced Gene Technique. D) Genetic Engineering. Show Answer Correct Answer: D) Genetic Engineering. 14. What is the basic unit of life that makes up all living things? A) Stem cells. B) Cloning. C) Genes. D) Cells. Show Answer Correct Answer: D) Cells. 15. A DNA molecule produced by combining DNA from different organisms is known as? A) Clone. B) Mutant. C) Hybrid. D) Recombinant DNA. Show Answer Correct Answer: D) Recombinant DNA. 16. What is used to make larger DNA segments into smaller fragments. A) Anti-Codons. B) DNA Polymerase. C) Restriction Enzymes. D) Genetic Scissors. Show Answer Correct Answer: C) Restriction Enzymes. 17. Scientists produce oil-eating bacteria by A) Making bacteria polyploid. B) Inducing mutations in bacteria. C) Hybridizing bacteria. D) Inbreeding bacteria. Show Answer Correct Answer: B) Inducing mutations in bacteria. 18. Bacterial plasmids contain essential genes. A) True. B) False. Show Answer Correct Answer: B) False. 19. Is Genetic Engineering beneficial for us? A) False. B) True. Show Answer Correct Answer: B) True. 20. The structure labelled X in the genetically engineered bacterial cell is a A) Plasmid. B) Chromosome. C) Nucleus. D) Ribosome. Show Answer Correct Answer: A) Plasmid. 21. Identify an advantage of IVF if you are a carrier of cystic fibrosis (CF) A) You can choose to use a sperm donor for fertilisation. B) You can work ou if you are going to pass on the CF gene to any other children you have. C) You can screen the embryos and implant the ones that do not have CF. D) You can change the gene in the embryo before pregnancy. Show Answer Correct Answer: C) You can screen the embryos and implant the ones that do not have CF. 22. Wild yaks and cattle have a common ancestor. What process caused them to evolve in different ways? A) Selective breeding. B) Genetic Engineering. C) Natural selection. D) None of above. Show Answer Correct Answer: A) Selective breeding. 23. A farmer only wants healthy plants, so he takes the seeds of his healthiest plants and crosses them with each other (of the same species). What is this an example of? A) Gene therapy. B) Consanguinity. C) Hybridization. D) Cloning. Show Answer Correct Answer: B) Consanguinity. 24. Many mutations ..... A) Occur randomly. B) Occur because of bad eating habits. C) Occur because of lack of exercise. D) None of above. Show Answer Correct Answer: A) Occur randomly. 25. Which of the following is not a risk / disadvantage of selective breeding? A) Inbreeding which can severley affect an organism's lifestyle. B) Disease resistance in food crops. C) Encouraging the growth of disease resistant weeds. D) Reduction in plant biodiversity. Show Answer Correct Answer: B) Disease resistance in food crops. 26. If the DNA sequence of one strand is ..... ATA CCA TTA then the mRNA codon sequence is ..... A) SWIMMING GGU WAITING. B) SWIMMING GGU SWIMMING. C) TAT GGT AAT. D) AAT GGT TAT. Show Answer Correct Answer: B) SWIMMING GGU SWIMMING. 27. Which of the following have been produced by selective breeding? A) Horse breeds. B) Cat breeds. C) Dog breeds. D) All of the above. Show Answer Correct Answer: D) All of the above. 28. Which example represents a modern biotechnology technique that raises potential ethical issues? A) Transferring blood from one person to another. B) Crossbreeding two different plants. C) Adding animal genes to a plant. D) Using bacteria in the making of food. Show Answer Correct Answer: C) Adding animal genes to a plant. 29. Increasing helpful traits to an organism is one way a breeder may use selective breeding. A) True. B) False. Show Answer Correct Answer: A) True. 30. Has taken thousands of years to develop the desired agricultural outcomes. A) Selective breeding. B) Genetic engineering. C) Both. D) None of above. Show Answer Correct Answer: A) Selective breeding. ← PreviousNext →Related QuizzesBiotechnology QuizzesAgriculture QuizzesGenetic Engineering Quiz 1Genetic Engineering Quiz 2Genetic Engineering Quiz 3Genetic Engineering Quiz 4Genetic Engineering Quiz 5Genetic Engineering Quiz 6Genetic Engineering Quiz 7Genetic Engineering Quiz 8 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books