This quiz works best with JavaScript enabled. Home > Cbse > Class 11 > Arts Humanities > Geography > Class 11 Geography Chapter 6 Soils – Quiz 7 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Geography Chapter 6 Soils Quiz 7 (36 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which question will help a scientist to classify a rock by its texture? A) Is the surface of the rock smooth?. B) How large is the rock?. C) Where was the rock found?. D) Does the rock have many colors?. Show Answer Correct Answer: A) Is the surface of the rock smooth?. 2. THIS HORIZON IS MADE OF DECAYING LEAVES, TWIGS AND ANIMAL REMAINS/WASTES ..... A) B. B) O. C) C. D) A. Show Answer Correct Answer: B) O. 3. What happens when strong winds blow sand against large rocks? A) The rock grows much bigger. B) Tiny pieces of rock break off. C) Plants grow on top of the rock. D) The rock starts to melt. Show Answer Correct Answer: B) Tiny pieces of rock break off. 4. What soil feels powdery and soft? A) Silt. B) Sand. C) Clay. D) Loam. Show Answer Correct Answer: A) Silt. 5. According to the passage, which of the following is TRUE? A) Soil horizon can be grouped into seven types. B) A horizon also called topsoil. C) C horizon contains hard rocks. D) E horizon is rich of mineral, such ac iron, aluminum and silica. Show Answer Correct Answer: B) A horizon also called topsoil. 6. WHAT IS HORIZON D ALSO CALLED ..... A) BEDROCK. B) ORGANIC MATTER. C) INORGANIC MATTER. D) HUMUS. Show Answer Correct Answer: A) BEDROCK. 7. Subsoil layer is made of ..... A) Sand and clay. B) Silt and sand. C) Gravels and stones. D) Large rocks. Show Answer Correct Answer: C) Gravels and stones. 8. A component of soil made of very tiny grains; sticky and soft when wet but turns hard when dry A) Loam. B) Soil. C) Clay. D) Sand. Show Answer Correct Answer: C) Clay. 9. The process of water or wind carrying away top loose soil is called ..... A) Blowing away. B) Erosion. C) Conservation. D) Flowing away. Show Answer Correct Answer: B) Erosion. 10. What are soil layers called? A) Horizons. B) Profile. C) Layers. D) Rock. Show Answer Correct Answer: A) Horizons. 11. ..... mining is the removal of minerals in alluvial (stream) beds. A) Strip. B) Surface. C) Blast. D) Placer. Show Answer Correct Answer: D) Placer. 12. What is the primary medium for plant growth as mentioned in the video? A) Water. B) Air. C) Sunlight. D) Soil. Show Answer Correct Answer: D) Soil. 13. Manuel needs some soil for his vegetable garden. Which soil will probably be the best? A) Rocky. B) Sandy. C) Loam. D) Clay. Show Answer Correct Answer: C) Loam. 14. In a soil profile, which layer is typically richest in organic material? A) R horizon. B) B horizon. C) C horizon. D) A horizon. Show Answer Correct Answer: D) A horizon. 15. What do we call the different layers of soil? A) Rocks. B) Deposits. C) Horizons. D) Minerals. Show Answer Correct Answer: C) Horizons. 16. Which type of weathering involves the breakdown of rocks through temperature changes, water, ice, and wind? A) Biological weathering. B) Physical weathering. C) Chemical weathering. D) Erosion. Show Answer Correct Answer: B) Physical weathering. 17. Rocks that are smaller than sand, but bigger than clay. A) Pebbles. B) Soil. C) Gravel. D) Silt. Show Answer Correct Answer: D) Silt. 18. ..... erosion transports soils through the air to new ecosystems. A) Acid. B) Water. C) Truck. D) Wind. Show Answer Correct Answer: D) Wind. 19. Soil is made quickly. True or False? A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 20. What is the definition of horticulture? A) The study of soil. B) The breeding of animals. C) The cultivation of plants. D) The science of weather. Show Answer Correct Answer: C) The cultivation of plants. 21. True or False:Soil develops faster in warm moist climate. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 22. Most gray soil contains silt. Sandy soil is usually light brown. Many dark soils contain dead plants and animals. Which color of soil most likely contains humus? A) White. B) Light brown. C) Gray. D) Dark brown. Show Answer Correct Answer: D) Dark brown. 23. What is the layer of rock that is below the soil? A) Topsoil. B) Humus. C) Bedrock. D) Subsoil. Show Answer Correct Answer: C) Bedrock. 24. Which soil texture does not hold water and dries quickly? loam b) clay c) silt d) sand A) Loam. B) Clay. C) Silt. D) Sand. Show Answer Correct Answer: D) Sand. 25. As plant and animal remains rot, they become humus. What does humus add to soil? A) Air. B) Nutrients. C) Rock. D) Water. Show Answer Correct Answer: B) Nutrients. 26. What percent of soil is air? A) 25%. B) 45%. C) 5%. D) None of the above. Show Answer Correct Answer: A) 25%. 27. Which soil is the best for plants to grow in? A) Clay. B) Silt. C) Sand. D) Loam. Show Answer Correct Answer: D) Loam. 28. Why is there so much clay at a river delta? A) A lot of plant and animal life there. B) Not eroded yet. C) Blown there by wind. D) Deposited by water when it slows down. Show Answer Correct Answer: D) Deposited by water when it slows down. 29. This soil layer is a zone of accumulation where rain water percolating through the soil has leached material from above. A) O-layer. B) B-horizon. C) A-layer. D) E-horizon. Show Answer Correct Answer: B) B-horizon. 30. True or False:Each soil contains different rock particles A) TRUE. B) FALSE. C) All the above. D) None of the above. Show Answer Correct Answer: A) TRUE. 31. Which part of the seed develops into the root? A) Seed Coat. B) Cotyledon. C) Radicle. D) Epicotyl. Show Answer Correct Answer: C) Radicle. 32. Which soil requires lots of water for cultivation of crops? A) Alluvial soil. B) Desert soil. C) Mountain soil. D) Black soil. Show Answer Correct Answer: B) Desert soil. 33. The layer of loose, weathered material on Earth's surface in which plants can grow is A) Weathering. B) Humus. C) Topsoil. D) Bedrock. Show Answer Correct Answer: C) Topsoil. 34. Soil is formed through the ..... of rocks. (a) A) A. weathering. B) Creation. C) All the above. D) None of the above. Show Answer Correct Answer: A) A. weathering. 35. Students notice a fossil of seaweed in a rock found in a forest in the middle of Georgia. What conclusion could they form based on this evidence? A) Part of Georgia was once under salt water. B) Weathering and erosion break down rocks. C) Trees in the forest need sunlight to grow. D) Ancient animals ate seaweed to get energy. Show Answer Correct Answer: A) Part of Georgia was once under salt water. 36. In ..... particles are packed close together. Grains are smaller than sand or silt. A) Loam. B) Humus. C) Soil. D) Clay. Show Answer Correct Answer: D) Clay. ← PreviousRelated QuizzesArts Humanities QuizzesClass 11 QuizzesClass 11 Geography Chapter 6 Soils Quiz 1Class 11 Geography Chapter 6 Soils Quiz 2Class 11 Geography Chapter 6 Soils Quiz 3Class 11 Geography Chapter 6 Soils Quiz 4Class 11 Geography Chapter 6 Soils Quiz 5Class 11 Geography Chapter 6 Soils Quiz 6Class 11 Geography Chapter 1 The Earth Our Habitat QuizClass 11 Geography Chapter 10 Transport And Communication Quiz 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books