This quiz works best with JavaScript enabled. Home > Agriculture > Biotechnology > Genetic Engineering > Genetic Engineering – Quiz 50 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Genetic Engineering Quiz 50 (30 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. A crop of plants is more likely to survive a deadly virus if the plants: A) Have unique DNA. B) Are planted close together. C) Receive little sunlight. D) Are cloned from the same plant. Show Answer Correct Answer: A) Have unique DNA. 2. What is an ethical consideration A) Something you don't have to worry about in research. B) Making sure your research does not cause harm or offence. C) Making sure your research causes harm or offence. D) Things that you tell people about your research. Show Answer Correct Answer: B) Making sure your research does not cause harm or offence. 3. Sample 1:ATTCCGGTAATCCCGTAATGCCGGATAATACTCCGGTAATATCSample 2:ATTCCGGTAATCCCGTAATGCCGGATAATACTCCGGTAATATCThe results of DNA analysis are often used to help determine A) The number of mRNA molecules in DNA. B) If two species are closely related. C) The number of DNA molecules in an organism. D) If two organisms contain carbohydrate molecules. Show Answer Correct Answer: B) If two species are closely related. 4. The only two people who will have the exact same DNA fingerprint are ..... A) Identical twins. B) Sisters. C) Parents. D) Brothers. Show Answer Correct Answer: A) Identical twins. 5. White short-horned cattle and Black Angus cattle have beencrossed to produce offspring with superior beef and rapid growthqualities. This process of choosing organisms with the mostdesirable traits for mating is known as A) Selective breeding. B) Genetic engineering. C) Biodiversity. D) Cloning. Show Answer Correct Answer: A) Selective breeding. 6. Which of the following molecules can be used to bind with probe for FISH analysis? A) Digoxigenin. B) PI. C) Biotin. D) Aminobenzene. Show Answer Correct Answer: B) PI. 7. The government fears a nightmare scenario of nuclear or ..... warfare, A) Chemical. B) Genetic. C) Ecological. D) Super soldier. Show Answer Correct Answer: A) Chemical. 8. Which of the following is an NOT example of genetic engineering? A) Selective breeding a boxer and a labrador. B) Gene therapy to give diabetics the ability to make insulin. C) Cloning an organism. D) Adding a gene to a tomato plant to make it resist freezing. Show Answer Correct Answer: A) Selective breeding a boxer and a labrador. 9. What happens to the chromosome number in a human somatic cell after meiosis? A) The chromosome number is halved. B) The chromosome number is doubled. C) The chromosome number remains the same. D) The chromosome number is tripled. Show Answer Correct Answer: A) The chromosome number is halved. 10. Which strain causes mice to get sick and die? A) R strain. B) S strain. C) Heat killed S strain. D) None of above. Show Answer Correct Answer: B) S strain. 11. What is the role of the restriction enzyme? A) Cut the DNA into fragments. B) Transfer the DNA to another source. C) Add the DNA into the wells in the electrophoresis machine. D) Clone the DNA needed. Show Answer Correct Answer: A) Cut the DNA into fragments. 12. A cell takes in DNA from outside the cell. The external DNA becomes a component of the cell's DNA. A) None. B) Transformation. C) Conversion. D) Restriction site. Show Answer Correct Answer: B) Transformation. 13. The process of selecting organisms with desired traits to be parents of the next generation is called? A) Selective breeding. B) Creating a GMO. C) Gene therapy. D) Hybridization. Show Answer Correct Answer: A) Selective breeding. 14. Which of the following is a disorder of the ear? A) Glue Ear. B) Sand Ear. C) Sore Ear. D) None of above. Show Answer Correct Answer: A) Glue Ear. 15. What is an organism that has exactly the same genes as the organism from which it was produced? A) Selective Breeding. B) Trait. C) Cloning. D) Genetic Disorder. Show Answer Correct Answer: C) Cloning. 16. Two brown eyed parents (Bb) have a baby. What is the chance the baby is blue eyed? A) 25%. B) 75%. C) 0 %. D) 50%. Show Answer Correct Answer: A) 25%. 17. What are the potential applications of CRISPR-Cas9 technology in treating genetic diseases? A) Using CRISPR-Cas9 to create new genetic diseases. B) Applying CRISPR-Cas9 to increase the severity of genetic diseases. C) Using CRISPR-Cas9 to treat non-genetic diseases. D) Editing faulty genes to provide a cure or alleviate symptoms. Show Answer Correct Answer: D) Editing faulty genes to provide a cure or alleviate symptoms. 18. What is the purpose of the detergent solution in DNA extraction? A) Clean the DNA. B) Burst open the cells to release DNA. C) Separate DNA from proteins. D) Dehydrate the DNA. Show Answer Correct Answer: B) Burst open the cells to release DNA. 19. A circular piece of DNA, found in bacteria, is called: A) Nucleotide. B) Ribosome. C) A plasmid. D) MRNA. Show Answer Correct Answer: C) A plasmid. 20. Why is there concern about gene editing? A) Ethical implications of altering nature's blueprint. B) Unknown long-term effects. C) All of the above. D) Potential misuse and exploitation of the technology. Show Answer Correct Answer: C) All of the above. 21. If the primer sequence is TCG, what section of DNA will it anneal? A) GAC. B) AGC. C) CAT. D) ATC. Show Answer Correct Answer: B) AGC. 22. What was the first animal that was clonned? A) Goat. B) Cow. C) Sheep. D) Pig. Show Answer Correct Answer: C) Sheep. 23. Name a method of separating molecules, such as DNA, based on their size A) STR. B) Restriction enzymes. C) Electrophoresis. D) PCR. Show Answer Correct Answer: C) Electrophoresis. 24. Living beings are made up of macromolecules generally polymers, that is, molecules composed by the union of several similar small molecules. Thus, nucleic acids are chains of nucleotides, proteins are chains of amino acids and polysaccharides are chains of simple sugars. When the cell begins the division process, first it must replicate its DNA, which requires a lot of: A) Nucleotides. B) Deoxyribose sugar. C) Amino acids. D) Sugar. Show Answer Correct Answer: A) Nucleotides. 25. Genetically modified crops can cause A) Cross-Contamination. B) Allergies. C) Poison the insects. D) All the above. Show Answer Correct Answer: D) All the above. 26. What is the crossing of dissimilar individuals to bring together the best of both organisms? A) Recombination. B) Mutation. C) Inbreeding. D) Hybridization. Show Answer Correct Answer: D) Hybridization. 27. A new variety of rice called golden rice has been genetically modified to have vitamin A. people in starving countries can eat this rice and receive vitamin A. Without this rice people go blind from vitamin A deficiency. What word(s) below best describes this rice? A) Electrophoresis. B) DNA fingerprint. C) Genetically modified organism. D) Clone. Show Answer Correct Answer: C) Genetically modified organism. 28. MRNA is converted to cDNA by ..... A) Ligase enzyme. B) Reverse Transcriptase enzyme. C) Restriction Endonuclease enzyme. D) RNA polymerase enzyme. Show Answer Correct Answer: B) Reverse Transcriptase enzyme. 29. An organism containing recombinant DNA from different species A) Transgenic. B) A norma, non-glowing mouse. C) Plasmid. D) Restriction enzyme. Show Answer Correct Answer: A) Transgenic. 30. Leaving a space between the two primers, which cause A) Insertion. B) Deletions. C) Framshift. D) None of above. Show Answer Correct Answer: B) Deletions. ← 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