This quiz works best with JavaScript enabled. Home > Agriculture > Biotechnology > Genetic Engineering > Genetic Engineering – Quiz 19 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Genetic Engineering Quiz 19 (30 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Sugar beets modified to grow faster and to be more resistant to weeds. A) Genetic engineering. B) Cloning. Show Answer Correct Answer: A) Genetic engineering. 2. Any change or mistake in DNA replication can cause a ..... A) Cancer cell. B) Virus. C) Mutation. D) None of above. Show Answer Correct Answer: C) Mutation. 3. The selective breeding of plants and animals to promote the desirable traits in offspring A) Natural selection. B) Gel electrophoresis. C) Artificial selection. D) Evolution. Show Answer Correct Answer: C) Artificial selection. 4. Breeders can increase the genetic variation in a population by introducing ....., or heritable changes in DNA. A) Species. B) Mutations. C) Cells. D) Organisms. Show Answer Correct Answer: B) Mutations. 5. It is the process of manipulating genes in order to have the desired trait. A) Artificial selection. B) Cloning. C) Gene splicing. D) Genetic engineering. Show Answer Correct Answer: A) Artificial selection. 6. What are some concerns about genetic information and DNA use? A) The impact it could have on human health and the environment in the future. B) The use of genetically modified organisms (GMOs) in our food supply. C) Who can access DNA information and how it will be used. D) All of the above. Show Answer Correct Answer: D) All of the above. 7. Which enzyme is needed for synthesising a second strand of DNA from cDNA? A) DNA ligase. B) DNA polymerase. C) Reverse transcriptase. D) Restriction endonuclease. Show Answer Correct Answer: B) DNA polymerase. 8. The headline "Improved Soybeans Produce Healthier Vegetable Oils" accompanies an article describing how a biotechnology company controls the types of lipids (fats) present in soybeans. The improved soybeans are most likely being developed by the process of A) Habitat modification. B) Genetic engineering. C) Asexual reproduction. D) Natural selection. Show Answer Correct Answer: B) Genetic engineering. 9. Sticky ends are produced when the restriction enzyme cuts in a: A) Staggered manner. B) Straight through the DNA. Show Answer Correct Answer: A) Staggered manner. 10. A technology first used to improve food crops in the 1990s. A) Selective breeding. B) Genetic engineering. C) Both. D) None of above. Show Answer Correct Answer: B) Genetic engineering. 11. CISH enables you to gain genetic information in the context of A) Tissue morphology. B) Within single cell. C) Biochemical diagnosis. D) None of above. Show Answer Correct Answer: A) Tissue morphology. 12. The word palindromic is associated with ..... A) Restriction exonuclease. B) Restriction endonuclease. C) Taq polymerase. D) Ligase. Show Answer Correct Answer: B) Restriction endonuclease. 13. What are the potential benefits of genetic engineering? A) Potential benefits include improved crop yields, disease resistance, and medical advancements. B) Potential benefits include increased pollution, decreased crop yields, and reduced medical advancements. Show Answer Correct Answer: A) Potential benefits include improved crop yields, disease resistance, and medical advancements. 14. DNA fingerprinting does which of the following? A) Takes an image of a persons fingerprints. B) Changes a gene to treat an illness. C) Analyzes sections of DNA that may have little or no function but that vary widely from on individual to another. D) Produces genetically identical cells to grow a new individual. Show Answer Correct Answer: C) Analyzes sections of DNA that may have little or no function but that vary widely from on individual to another. 15. Which is a question a scientist could investigate using principles of biotechnology? A) How long can a wheat plant live without water?. B) What are the effects of extreme cold on wheat plants?. C) Can wheat be genetically modified to be resistant to mold?. D) Which variety of wheat tastes best when made into pasta?. Show Answer Correct Answer: C) Can wheat be genetically modified to be resistant to mold?. 16. Which best expresses the relationship between genes and DNA? A) DNA is made of genes. B) DNA is made of chromosomes. C) Genes are made of DNA. D) Genes and DNA are not related. Show Answer Correct Answer: C) Genes are made of DNA. 17. Set of techniques used to obtain identical copies of an adult organism from its somatic cells. A) Cloning. B) DNA sequencing. C) PCR. D) None of above. Show Answer Correct Answer: A) Cloning. 18. What word describes the amount of useful product that can be obtained from a farmed plant or animal? A) Yield. B) Meat. C) Efficiency. D) Crops. Show Answer Correct Answer: A) Yield. 19. DNA that contains genes from more than 1 organism is called A) Plasmid DNA. B) Restricted DNA. C) Cloned DNA. D) Recombinant DNA. Show Answer Correct Answer: D) Recombinant DNA. 20. State the term for the process of separating DNA fragments based on their size using an electric current. A) Gel electrophoresis. B) Cloning. Show Answer Correct Answer: A) Gel electrophoresis. 21. What is a vector A) A location on a map. B) A mosquito. C) DNA molecule that carries genetic material of another. D) DNA molecule that carries informsiton. Show Answer Correct Answer: C) DNA molecule that carries genetic material of another. 22. The plasmids scientists use in a lab are MOST COMMONLY found in A) Plants. B) Animals. C) Archaea. D) Bacteria. Show Answer Correct Answer: D) Bacteria. 23. Allowing ONLY individuals with the best characteristics to produce the next generation is ..... A) Radiation. B) Inbreeding. C) Selective breeding. D) Hybridization. E) Polyploidy. Show Answer Correct Answer: C) Selective breeding. 24. The process of making changes in the DNA code of a living organism is called A) Inbreeding. B) Genetic Engineering. C) Selective Breeding. D) Dihybrid Cross. Show Answer Correct Answer: B) Genetic Engineering. 25. What are bacteriophages? A) Enzymes used to cut DNA into fragments. B) Viruses that infect bacteria cells. C) DNA fragments with cohesive ends. D) Proteins that determine if a genetic sequence has been successfully inserted. Show Answer Correct Answer: B) Viruses that infect bacteria cells. 26. What process can prospective parents use to determine if they are carrying recessive alleles for a disease? A) Genetic Testing. B) DNA Extraction. C) DNA Fingerprinting. D) Gene Therapy. Show Answer Correct Answer: A) Genetic Testing. 27. What are observable characteristics determined by specific genes? A) Traits. B) Species. C) Vector. D) Variation. E) Heredity. Show Answer Correct Answer: A) Traits. 28. Chromosome walking starts at the A) Closet known gene. B) Closet unknown gene. C) Unknown gene. D) None of these. Show Answer Correct Answer: A) Closet known gene. 29. What is the purpose of transferring the gene at an early stage in the organism's development? A) To enhance the nutritional value of the organism. B) To ensure the organism develops with the desired characteristic. C) To increase the resistance of the organism to diseases. D) To improve the taste and flavor of the organism. Show Answer Correct Answer: B) To ensure the organism develops with the desired characteristic. 30. This process is likely to bring together recessive alleles causing genetic defects A) Natural selection. B) Selective breeding. C) Inbreeding. D) Hybridization. Show Answer Correct Answer: C) Inbreeding. ← 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