This quiz works best with JavaScript enabled. Home > Agriculture > Plant > Biotechnology > Plant Biotechnology – Quiz 4 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Plant Biotechnology Quiz 4 (30 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Instead of using chemicals to destroy some insects, scientist are now able to produce a type of corn that will repel insects. How are scientists able to produce this type of corn? A) By not spraying the corn plants. B) By soaking corn seeds in insect spray. C) By using popcorn to change the corn. D) By changing the genetics of the corn plants. Show Answer Correct Answer: D) By changing the genetics of the corn plants. 2. Which is a product of biotechnology? A) Soil-eating bacteria. B) Video surveillance camera. C) Global Positioning System (GPS). D) Electronic communications devices. Show Answer Correct Answer: A) Soil-eating bacteria. 3. Analyzing DNA by gel electrophoresis allows researchers to do which of the following? A) Identify similarities and differences in the genomes of different kinds of organisms. B) Determine whether a particular allele of a gene is dominant or recessive. C) Compare the phenotypes of different organisms. D) Cut DNA with restriction enzymes. Show Answer Correct Answer: A) Identify similarities and differences in the genomes of different kinds of organisms. 4. Some dairy farmers refuse to inject their cows with recombinant BST, even through it might make their cows give more milk. Why would they refuse? A) The milk might be unhealthy. B) The use would drive down the cost of milk. C) Because they are completely uninformed about current uses of biotechnology. D) The use of recombinant BST is illegal. Show Answer Correct Answer: C) Because they are completely uninformed about current uses of biotechnology. 5. What is most likely the greatest economic benefit for NC from biotech? A) Improvements in DNA testing leading to more arrests. B) Fewer people who use laboratory created human insulin. C) Increased disease resistant crops and greater crop yields. D) None of above. Show Answer Correct Answer: C) Increased disease resistant crops and greater crop yields. 6. Combining biotechnology and animals results in advances in what areas? A) Improved animal and human health. B) Sales and marketing. C) Less expense and more animals. D) Ethical and legal concerns. Show Answer Correct Answer: A) Improved animal and human health. 7. Which of the below biotechnological advances is MOST beneficial to Florida FARMERS? A) The ability to create more antibiotics from bacteria. B) Producing enzymes to eliminate pollutants. C) Development of disease resistant plants for higher yields. D) Development of more effective human vaccines. Show Answer Correct Answer: C) Development of disease resistant plants for higher yields. 8. In what decade was DNA discovered? A) 1950s. B) 1980s. C) 1990s. D) 1970s. Show Answer Correct Answer: A) 1950s. 9. Which of these is a problem without having the pasteurization of milk? A) Diabetes. B) Smallpox. C) Food-borne illness. D) None of above. Show Answer Correct Answer: C) Food-borne illness. 10. Rice is a staple food source for much of the world's population. At present, there is a limited region in which rice can be grown successfully, and if world climates change as scientists predict, the rice-growing region will become even more limited. Which of the following is the most likely way in which biotechnology could be employed to keep rice harvests from declining? A) Identifying new areas with soil fertile enough for rice production. B) Developing clean energy sources to reduce CO2 production worldwide. C) Seeding clouds with dry ice to produce more rainfall where it is needed. D) Genetically engineering rice crops that can grow well in warmer climates. Show Answer Correct Answer: D) Genetically engineering rice crops that can grow well in warmer climates. 11. Organisms that contain genes from different species are called ..... organisms. A) Hybrid. B) Blended. C) Transgenic. D) Freaky. Show Answer Correct Answer: C) Transgenic. 12. What is the oldest form of biotechnology? A) GMOs. B) Gene therapy. C) Natural selection. D) Artificial selection. Show Answer Correct Answer: D) Artificial selection. 13. North Carolina regulations prevent the destruction of wetlands immediately adjacent to large bodies of water. What is one reason it is important to protect these wetland areas from development? A) Wetland areas contain naturally toxic water and should not be disturbed. B) Wetland areas that lose vegetation reduce the evaporation rate and raise the water table. C) Wetland areas act as buffers, filtering out non-point source pollutants such as nitrogen- and phosphorous-containing substances. D) Wetland areas that are developed reduce sedimentation, preventing the development of deltaic systems. Show Answer Correct Answer: C) Wetland areas act as buffers, filtering out non-point source pollutants such as nitrogen- and phosphorous-containing substances. 14. What are Herbicide Resistant Crops? A) Genetically modified seeds that allows weed to grow near it. B) Genetically modified seeds that are resistant to weed killer. C) Genetically modified seeds that grow super fast. D) Genetically modified seeds that are resistant to lack of rain. Show Answer Correct Answer: B) Genetically modified seeds that are resistant to weed killer. 15. In the article "Herman Becomes a Father", how did scientists get Herman to carry the human gene for lactoferrin? A) The gene was added in vitro when Herman was an embryo. B) The gene was injected into the nucleus of his brain cells. C) They did a bone marrow transplant with human marrow. D) When Herman was a calf, they fed him with human milk containing lactoferrin. Show Answer Correct Answer: A) The gene was added in vitro when Herman was an embryo. 16. Scientists implant a gene into a species of tomato plant that makes them ripen faster and stay firm as they are transported to stores. What is the benefit of this technology? A) Increased toxins in the food. B) Increase shelf life and availablity. C) Decreased size of tomatoes. D) Increased seed production. Show Answer Correct Answer: B) Increase shelf life and availablity. 17. How can biotechnology affect agriculture on a single plot of land? A) The land could produce more food than before. B) The land could produce several harvests at once. C) The land could require more fertilizer for crops to grow. D) The land could require moderate temperatures for crops to grow. Show Answer Correct Answer: A) The land could produce more food than before. 18. What is the charge of DNA? A) Positive. B) Negative. C) Neutral. D) None of above. Show Answer Correct Answer: B) Negative. 19. What is involved in creating genetically modified bacteria? A) Allowing them to reproduce freely. B) Allowing them to reproduce freely. C) Using biotechnology techniques. D) Growing them on selected plants. Show Answer Correct Answer: C) Using biotechnology techniques. 20. Antibiotics are prescribed to A) Kill bacteria. B) Assist in PCR. C) Breed bacteria. D) Work as vaccines. Show Answer Correct Answer: A) Kill bacteria. 21. When scientists combine different plants in an attempt to grow a plant with the best traits from both parents, the new plant is called a(an): A) Variation. B) Clone. C) Hybrid. D) Pistil. Show Answer Correct Answer: C) Hybrid. 22. Which career is found at a customer location, planting, cultivating, and harvesting, plants? A) Nursery worker. B) General farmworker:. C) First line supervisor. D) Agricultural equipment operator. Show Answer Correct Answer: A) Nursery worker. 23. What substance in flowers attracts bees and butterflies? A) Carbon dioxide. B) Nectar. C) Embryo. D) Periosteum. Show Answer Correct Answer: B) Nectar. 24. Genetic engineering is used for all the following EXCEPT A) Medicine. B) Machinery. C) Farming. D) Agriculture. Show Answer Correct Answer: B) Machinery. 25. Microbes that can clean up waste water before it enters streams and lakes are an example of: A) Agricultural biotechnology. B) Food and consumer goods biotechnology. C) Environmental biotechnology. D) Medical biotechnology. Show Answer Correct Answer: C) Environmental biotechnology. 26. What is the purpose of the polyethylene glycol method? A) Gene transfer without a vector. B) Biodiesel production. C) Seedless fruit production. D) Energy production from sewage. Show Answer Correct Answer: A) Gene transfer without a vector. 27. In what decade was Dolly the sheep cloned? A) 1930s. B) 1970s. C) 1990s. D) 1950s. Show Answer Correct Answer: C) 1990s. 28. The type of Supervised Agricultural Experience Jessica has if she raised her own beef cattle is: A) Entrepreneurship. B) Analytical. C) Exploratory. D) Placement. Show Answer Correct Answer: A) Entrepreneurship. 29. What type Supervised Agricultural Experience does John have if he has a part-time job working on a poultry farm? A) Entrepreneurship. B) Anaytical. C) Experimental. D) Placement. Show Answer Correct Answer: D) Placement. 30. Restriction Enzymes are isolated from: A) .Virus. B) . Bacteria. C) .Fungi. D) .Protozoa. Show Answer Correct Answer: B) . Bacteria. ← PreviousNext →Related QuizzesPlant QuizzesAgriculture QuizzesPlant Biotechnology Quiz 1Plant Biotechnology Quiz 2Plant Biotechnology Quiz 3Plant Biotechnology Quiz 5Plant Biotechnology Quiz 6Plant Biotechnology Quiz 7Plant Biotechnology Quiz 8Plant Biotechnology Quiz 9 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books