This quiz works best with JavaScript enabled. Home > Environment > Soil And Agriculture – Quiz 4 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Soil And Agriculture Quiz 4 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. A loam soil structure allows for seeds that are planted in it to grow and flourish. the plants roots has adequate space that allows for the passage of ..... in the soil. The soil is described as having good ..... A) Earthwormswater. B) Microorganismair. C) Waterwater holding capacity. D) Water retentionpore space. Show Answer Correct Answer: C) Waterwater holding capacity. 2. Movement of soil and rocks from one place to another is called ..... A) Weathering. B) Humus. C) Erosion. D) None of above. Show Answer Correct Answer: C) Erosion. 3. What are the types of weathering that the soil undergo? A) Physical, chemical and traditional. B) Chemical, physical and hydration. C) Biological, parent material, chemical. D) Biological, physical and chemical. Show Answer Correct Answer: D) Biological, physical and chemical. 4. Types of farming meet farmer's family is known as A) Subsistence farming. B) Commercial farming. C) Mixed farming. D) Intensive farming. Show Answer Correct Answer: A) Subsistence farming. 5. What grows well in black soil? A) Rice. B) Wheat. C) Groundnut. D) Cotton. Show Answer Correct Answer: D) Cotton. 6. GM foods are engineered to resist herbicides so that A) Humans won't be put at health risk from pesticides. B) Insect pests will avoid the crops. C) The crops will grow more efficiently. D) Farmers can use heavier doses of pesticides for weeds without killing the crop plants. Show Answer Correct Answer: A) Humans won't be put at health risk from pesticides. 7. To solve the problem of climate faced due to scarcity of rain, Government is helping by? A) Cooperative farming. B) Lending money. C) Building canals. D) Providing tractors. Show Answer Correct Answer: C) Building canals. 8. In which soil crops cannot grow? A) Desert soil. B) Red soil. C) Mountain soil. D) Black soil. Show Answer Correct Answer: C) Mountain soil. 9. Which of the following is NOT considered as Macronutrients? A) C. B) O. C) B. D) Ca. Show Answer Correct Answer: C) B. 10. When a farmer has to use many different pesticides to keep the same bug out of his crop we call it ..... A) Pesticide overuse syndrome. B) The chemical effect. C) Pesticide syndrome. D) The treadmill effect. Show Answer Correct Answer: D) The treadmill effect. 11. What are the two ways nitrogen gas is turned into a form plants and animals can use? A) Lightning & bacteria. B) Bacteria & worms. C) Lightning & worms. D) Bacteria & fungi. Show Answer Correct Answer: A) Lightning & bacteria. 12. You dig a small hole in the soil and the next day it rains. The hole fills with water, but does not empty even after several days of dry weather. What is the soil mostly made of? A) Clay. B) Sand. C) Humus. D) Silt. Show Answer Correct Answer: A) Clay. 13. Organic Farming ..... A) Increases biodiversity. B) Reduces soil erosion. C) Improves soil fertility. D) All of these. Show Answer Correct Answer: D) All of these. 14. Place kept for grazing of animals such as Goats and Sheep is known as? A) Estate. B) Pastures. C) Plantations. D) Breeding. Show Answer Correct Answer: B) Pastures. 15. Topsoil contains the nutrients for plants to grow and it is located in this soil horizon A) A. B) C. C) O. D) B. Show Answer Correct Answer: A) A. 16. Plant food element responsible for early root formation and growth. A) N. B) P. C) K. D) None of the above. Show Answer Correct Answer: B) P. 17. Which is NOT a factor in soil texture? A) Clay. B) Precipitation. C) Silt. D) Sand. Show Answer Correct Answer: B) Precipitation. 18. Decayed organic material turns into dark colored material called ..... A) Litter. B) Clay. C) Humus. D) Soil. Show Answer Correct Answer: C) Humus. 19. Choose the option that best describes food security A) A nation should be able to to feed itself first and foremost. B) Encouragement of local production and supplementing with importation. C) Access to sufficient, safe and nutritious food. D) All of the above. Show Answer Correct Answer: D) All of the above. 20. What is the repeated movement of nitrogen compounds between the atmosphere, the soil, and living organisms? A) The carbon cycle. B) The water cycle. C) The nitrogen cylce. D) None of above. Show Answer Correct Answer: C) The nitrogen cylce. ← PreviousNext →Related QuizzesSoil And Agriculture Quiz 1Soil And Agriculture Quiz 2Soil And Agriculture Quiz 3Soil And Agriculture Quiz 5Soil And Agriculture Quiz 6Agriculture And Environment QuizEnvironmental Science QuizSustainable Agriculture Quiz 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books