This quiz works best with JavaScript enabled. Home > Agriculture Environment > Ecology > Agriculture And Environment – Quiz 6 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Agriculture And Environment Quiz 6 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Urban sprawl increases carbon dioxide emissions by A) Generating more factories. B) Increasing the need to drive. C) Resulting in more tree growth. D) Expanding the use of public transportation. Show Answer Correct Answer: B) Increasing the need to drive. 2. Mature soil forms A) Very rapidly. B) Over thousands of years. C) Within 2-3 years. D) Never. Show Answer Correct Answer: B) Over thousands of years. 3. Which of the following is not a condition necessary for germination? A) Water. B) Oxygen. C) Warmth. D) Soil. Show Answer Correct Answer: D) Soil. 4. Monocropping has a number of disadvantages. These include all of the following EXCEPT A) Erosion due to exposure of large areas of soil during planting. B) Nutrition and pesticide needs should be similar throughout a single crop. C) Pests are ore likely to attack a monocrop due to the high concentration. D) Loss of habitat for natural pest predators. Show Answer Correct Answer: B) Nutrition and pesticide needs should be similar throughout a single crop. 5. The cows and chickens we eat today are considered ..... , which means to breed or manage organisms for human use. A) Erosion. B) Domesticated. C) Pesticide. D) Compost. Show Answer Correct Answer: B) Domesticated. 6. What is genetic engineering? A) Manipulation/addition of genes. B) Naturally breeding two animals with desired traits. C) Cross-pollinating two crops. D) Harvesting stem cells. Show Answer Correct Answer: A) Manipulation/addition of genes. 7. Which of the following is NOT an example of a biological pest control? A) Use of pathogens to control pests. B) Natural plant defenses. C) Use of i nsecticides to eliminate pests. D) Disruption of pest breeding. Show Answer Correct Answer: C) Use of i nsecticides to eliminate pests. 8. Agroforestry/Alley cropping A) Grows crops perpendicular to the slope of the land. B) Plants trees between rows of crops. C) Growing two or more crops in proximity. D) Grow different crops each season. Show Answer Correct Answer: B) Plants trees between rows of crops. 9. Which soil particle is the SMALLEST? A) Sand. B) Silt. C) Clay. D) They are all the same size. Show Answer Correct Answer: C) Clay. 10. When analyzing food, humans generally seek a balance of ..... ? A) Calories, carbohydrates, protein and fat. B) Vitamins, calories, minerals and iron. C) Carbohydrates, sugars, and vitamins. D) Vitamins, carbohydrates and calories. Show Answer Correct Answer: A) Calories, carbohydrates, protein and fat. 11. What is Organic food? A) Food that is grown from GMO's, that uses little fertilizer. B) Food that is produced by humans. C) Food produced without synthetics. D) Food that only uses pesticides. Show Answer Correct Answer: C) Food produced without synthetics. 12. Aquaculture is the raising of ..... for human consumption. A) Ruminants. B) Poultry. C) Aquatic organisms. D) Plants. Show Answer Correct Answer: C) Aquatic organisms. 13. The concentration of a toxin that will result in the loss of 50% of a population A) LD50. B) CAFO. C) NH4. D) TP50. Show Answer Correct Answer: A) LD50. 14. Where do most of the people in the US live? A) Urban areas. B) Rural areas. C) Wildlife preserves. D) Remote areas. Show Answer Correct Answer: A) Urban areas. 15. Microorganisms are unable to break down plastics because plastics A) Are made from oil. B) Are too abundant. C) Are made of unknown elements. D) Do not occur in nature. Show Answer Correct Answer: D) Do not occur in nature. 16. What is the spring wheat belt? A) It is part of North America that plants grains in the spring. B) It is part of North America that picks grains in the spring. C) It is a part of North America that always is warm. D) None of the above. Show Answer Correct Answer: A) It is part of North America that plants grains in the spring. 17. Which organisms contain DNA? A) Only plants. B) Both plants and animals. C) Only animals. D) Neither plants nor animals. Show Answer Correct Answer: B) Both plants and animals. 18. What is a seed? A) An embryo with a young plant inside. B) A fruit. C) A plant. D) A new plant. Show Answer Correct Answer: A) An embryo with a young plant inside. 19. Commercial agriculture is ..... A) A form of agriculture that is controlled by a corporation. B) Producing food for advertisements. C) Producing food to support your family and local community. D) Producing food to sell to the public, and create a profit. Show Answer Correct Answer: D) Producing food to sell to the public, and create a profit. 20. The people of the Sahara Desert practice A) Pastoral Nomadism. B) Slash-and-burn. C) Shifting agriculture. D) Crop Rotation. Show Answer Correct Answer: A) Pastoral Nomadism. ← 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 7Agriculture And Environment Quiz 8Agriculture And Environment Quiz 9Agriculture And Environment Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books