This quiz works best with JavaScript enabled. Home > Soil Conservation > Soil Conservation – Quiz 9 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Soil Conservation Quiz 9 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. How does soil help plants? A) It contains organic material and nutrients. B) It provides plants sunlight. C) It contains fruits and vegetables. D) None of above. Show Answer Correct Answer: A) It contains organic material and nutrients. 2. What is a factor that leads to soil degradation? A) Deforestation. B) Overgrazing. C) Excessive use of pesticides. D) All of the above. Show Answer Correct Answer: D) All of the above. 3. The Hwang Ho river which changes its course every year is in ..... A) Holland. B) China. C) India. D) Sri Lanka. Show Answer Correct Answer: B) China. 4. Most of Earth's freshwater is found in which of the following? A) Ice near the poles. B) Lakes and ponds. C) Lava. D) Air. Show Answer Correct Answer: A) Ice near the poles. 5. A soil conservation method A) Shelter belt. B) Deforestation. C) Overgrazing. D) None of above. Show Answer Correct Answer: A) Shelter belt. 6. How can rock type within the parent rock affect the type of vegetation that grows there? A) Different rocks provide different root stability for plant growth. B) Different rocks create different depths of parent rock that affect plant growth. C) Different rocks make water absorption more difficult. D) Different rocks provide different nutrients for plant growth. Show Answer Correct Answer: D) Different rocks provide different nutrients for plant growth. 7. What type of soil is best for gardening? A) Sandy soil. B) Silt soil. C) Clay soil. D) Loam soil. Show Answer Correct Answer: D) Loam soil. 8. ..... refers to covering soil with plants to prevent soil erosion from wind and rain. A) Vegetative Cover. B) Cover Crops. C) Soil Erosion. D) None of above. Show Answer Correct Answer: A) Vegetative Cover. 9. Meaning of soil erosion A) Vanishing of soil. B) The process of wearing away of soil over a period of time. C) None of the above. D) None of above. Show Answer Correct Answer: B) The process of wearing away of soil over a period of time. 10. Topsoil is darker than other layers of soil because it has more ..... A) Rocks. B) Organic material. C) Oreos. D) Sand. Show Answer Correct Answer: B) Organic material. 11. Sand dune is a major feature of ..... erosion. A) Water. B) Gully. C) Coastal. D) Wind. Show Answer Correct Answer: D) Wind. 12. What is the correct order of soil layers, from top to bottom? A) Organic material, top soil, subsoil, parent material, bedrock. B) Bedrock, sub soil, top soil, parent material, organic material. C) Top soil, bedrock, parent material, organic material, sub soil. D) Top soil, organic material, parent material, bedrock, sub soil. Show Answer Correct Answer: A) Organic material, top soil, subsoil, parent material, bedrock. 13. Which is NOT one of the three layers of soil A) Bedrock. B) Subsoil. C) Topsoil. D) Undersoil. Show Answer Correct Answer: D) Undersoil. 14. When fossil fuels are burned, the resulting particles can cause A) Smog. B) Smoke. C) Fog. D) Rainbows. Show Answer Correct Answer: A) Smog. 15. What process forms soil over time? A) Weathering. B) Erosion. C) Deposition. D) None of above. Show Answer Correct Answer: A) Weathering. 16. How does erosion compare to weathering A) Weathering breaks down rock and erosion carries the sediment away. B) Both move sediment from place to place. C) Erosion breaks down rock and weathering carries sediment away. D) Both form mountains. Show Answer Correct Answer: A) Weathering breaks down rock and erosion carries the sediment away. 17. ..... is one of the ways to prevent soil erosion. A) Trees cutting. B) Clearing of forest for agriculture. C) Contour ploughing. D) Building dams. Show Answer Correct Answer: C) Contour ploughing. 18. You notice leaf fungal rust and smut growing on a corn plant. After chemically testing the soil, you find the soil low in ..... A) Nitrogen. B) Phosphorus. C) Potassium. D) None of above. Show Answer Correct Answer: C) Potassium. 19. The Hwang Ho river changes its course every year is in A) Holland. B) China. C) INDIA. D) Sri LANKA. Show Answer Correct Answer: B) China. 20. Planting of trees and grass to cover and bind the soil with their roots to prevent erosion A) Terracing. B) Contour farming. C) Tree planting. D) Planting vegetation. Show Answer Correct Answer: D) Planting vegetation. ← PreviousNext →Related QuizzesSoil Conservation Quiz 1Soil Conservation Quiz 2Soil Conservation Quiz 3Soil Conservation Quiz 4Soil Conservation Quiz 5Soil Conservation Quiz 6Soil Conservation Quiz 7Soil Conservation Quiz 8Soil Conservation Quiz 10Soil Conservation Quiz 11 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books