This quiz works best with JavaScript enabled. Home > Agriculture Environment > Ecology > Agriculture And Environment – Quiz 22 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Agriculture And Environment Quiz 22 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Hydroponics is a method of growing plants without the use of ..... A) Water. B) Fertilizer. C) Soil. D) Sunlight. Show Answer Correct Answer: C) Soil. 2. Extensive agriculture involves A) Lots of land and labor. B) Little land and labor. C) Lots of land; less labor. D) Lots of labor; less land. Show Answer Correct Answer: C) Lots of land; less labor. 3. Area that extends 200 miles from a nation's coastline A) Compost. B) Famine. C) Exclusive Economic Zone. D) Persistent. Show Answer Correct Answer: C) Exclusive Economic Zone. 4. What makes the seed? A) Embryo, Food store, Testa. B) Plumule, Testa. C) Testa. D) Radicle. Show Answer Correct Answer: A) Embryo, Food store, Testa. 5. Where did all early agrarian civilizations form? A) Along rivers. B) In mountains. C) On the coast of major seas and oceans. D) In rainforests near the equator. Show Answer Correct Answer: A) Along rivers. 6. Which of the following is a drawback of no-till agriculture? A) Increased CO2 emissions. B) Increased soil erosion. C) Increased need for herbicides. D) Increased need for fertilizers. Show Answer Correct Answer: C) Increased need for herbicides. 7. The rearing of aquatic organisms A) Agroforestry. B) Aquaculture. C) CAFO. D) Green Revolution. Show Answer Correct Answer: B) Aquaculture. 8. What percent of soil is "organic matter"? A) 5%. B) 25%. C) 45%. D) 50%. Show Answer Correct Answer: A) 5%. 9. Which trophic level would be most affected by a toxin such as DDT? A) Producers. B) Primary consumers. C) Secondary consumers. D) Tertiary consumers. Show Answer Correct Answer: D) Tertiary consumers. 10. Agriculture that features large numbers of animals in a small area with corn or other feeds being shipped in rather than pasture A) IPM. B) Aquaculture. C) Hydroponics. D) CAFO. Show Answer Correct Answer: D) CAFO. 11. Both shifting agriculturalists and commercial farmers practice crop rotation, but subsistence farmers ..... A) Make more use of fertilizers. B) Do not raise livestock. C) Are more likely to allow fields to remain fallow. D) Sell their crops on a global market. Show Answer Correct Answer: C) Are more likely to allow fields to remain fallow. 12. The "code of the west" refereed to what for Ranchers? A) Farmers had control of the land. B) Ranchers had range rights, their animals had free reign. C) Ranchers looked out for each other and fought against others. D) None of the above. Show Answer Correct Answer: B) Ranchers had range rights, their animals had free reign. 13. Repeated application of irrigated water in dry climates leads to ..... A) A drop in productivity of the land by more than 10%, leading to desertification. B) A build up of nutrients, leading to increased levels of erosion. C) A build up of salts in the soil, leading to salinization. D) Decreased phosphorus and nitrogen, leading to eutrophication. Show Answer Correct Answer: C) A build up of salts in the soil, leading to salinization. 14. All of these are typical cash crops grown in plantation agriculture, except: A) Bananas. B) Corn. C) Coffee. D) Sugarcane. Show Answer Correct Answer: B) Corn. 15. What is an urban area? A) Land that includes woods, beaches, crops. B) Land covered by buildings, roads, and suburbia. C) An area with a lot of shopping malls. D) An area with many forests. Show Answer Correct Answer: B) Land covered by buildings, roads, and suburbia. 16. Synthetic fertilizers have many advantages over traditional "organic" animal waste fertilizers. These include all of the following EXCEPT A) Ease of application. B) Highly adjustable nutrient content. C) Bioavailability of nutrients. D) Lack of nutrient runoff problems. Show Answer Correct Answer: D) Lack of nutrient runoff problems. 17. An Earth material that is 45% mineral, 50% pore space and 5% organic matter is called A) Soil. B) Subsoil. C) Bedrock. D) Impermeable. Show Answer Correct Answer: A) Soil. 18. In which of the following areas has desertification had the strongest negative impact on food production? A) Northern Africa. B) Mexico. C) Eastern China. D) Peru. Show Answer Correct Answer: A) Northern Africa. 19. Repellent chemicals and tough skin are both examples of ..... A) Genetic engineering. B) Natural plant defenses. C) Disrupting insect breeding. D) Pathogens. Show Answer Correct Answer: B) Natural plant defenses. 20. Mixture of decomposing organic matter used as a fertilizer A) Domesticated. B) Biological pest control. C) Aquaculture. D) Compost. Show Answer Correct Answer: D) Compost. ← PreviousNext →Related QuizzesAgriculture Environment QuizzesAgriculture And Environment Quiz 1Agriculture And Environment Quiz 2Agriculture And Environment Quiz 3Agriculture And Environment Quiz 4Agriculture And Environment Quiz 5Agriculture And Environment Quiz 6Agriculture And Environment Quiz 7Agriculture And Environment Quiz 8Agriculture And Environment Quiz 9 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books