This quiz works best with JavaScript enabled. Home > Soil Science > Fundamentals Research > Fundamentals Of Soil Science – Quiz 10 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Fundamentals Of Soil Science Quiz 10 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. How is soil formed? A) Soil forms as rock is broken down by weathering and mixes with other materials on the surface. Soil is constantly being formed wherever bedrock is exposed. B) Soil is formed by weathering. C) Soil is formed by storms. Storms change the shape of rocks. D) Soil is formed by people. People can place it in many different places. The soil gets affected with other surroundings. Show Answer Correct Answer: A) Soil forms as rock is broken down by weathering and mixes with other materials on the surface. Soil is constantly being formed wherever bedrock is exposed. 2. What are the names of the four types of Soil? A) Humus, sand, silt, clay. B) Humus, sand silt, bark. C) Sand, silt, clay. D) None of above. Show Answer Correct Answer: A) Humus, sand, silt, clay. 3. This is a termed used for A, B and C horizons. A) Solum. B) Regolith. C) Saprolite. D) Ligolith. Show Answer Correct Answer: B) Regolith. 4. Which property of soil can be described with the words, "smooth, " and "rough"? A) Shape. B) Texture. C) Size. D) None of above. Show Answer Correct Answer: B) Texture. 5. This type of soil does not hold water A) Loam. B) Sand. C) Clay. D) None of above. Show Answer Correct Answer: B) Sand. 6. The cells produced via meiosis are called: A) Sex cells. B) Somatic cells. C) Body cells. D) Skin cells. Show Answer Correct Answer: A) Sex cells. 7. In which bin would you deposit a plastic toy? A) A. B) B. C) C. D) D. Show Answer Correct Answer: D) D. 8. What is a synonym for soil conservation? A) Neglect. B) Protection. C) Destruction. D) Waste. Show Answer Correct Answer: B) Protection. 9. There are processes in chemical weathering, distinguish which process did this statement belongs "incorporation of water molecules into the structure of minerals". A) Hydrolysis. B) Hydration. C) Carbonazation. D) Oxidation. Show Answer Correct Answer: B) Hydration. 10. Students poured 200 mL of water through a soil sample. They collected and measured the water that drained out of the soil. The water collected measure 110 mL. How much water did the soil retain? A) 90 mL. B) 310 mL. C) 110 mL. D) 200 mL. Show Answer Correct Answer: A) 90 mL. 11. Determine the moisture content of the soil. Given the mass of the wet soil = 450 g, the mass of dry soil = 353 g. A) 78 %. B) 22 %. C) 27 %. D) 12%. Show Answer Correct Answer: C) 27 %. 12. Which soil feels sticky when wet? A) Sand. B) Loam. C) Clay. D) None of above. Show Answer Correct Answer: C) Clay. 13. What can erosion lead to? A) Landslides. B) Pollution. C) Flooding. D) All of the above. Show Answer Correct Answer: D) All of the above. 14. Which method is suitable to obtain the field density for silt & clay A) Sand replacement method. B) Core cutter method. C) Field compaction using grid roller. D) Field compaction using the smooth wheeled roller. Show Answer Correct Answer: B) Core cutter method. 15. Which of the following is a macronutrient? A) Iron. B) Boron. C) Calcium. D) Manganese. Show Answer Correct Answer: C) Calcium. 16. 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. 17. Clay is a type of soil that can be used in: A) Pottery. B) Sand boxes. C) Recipes. D) None of above. Show Answer Correct Answer: A) Pottery. 18. Minerals found in the B horizon were dissolved in water and carried there by a process called A) Oxidation. B) Leaching. C) Weathering. D) Littering. Show Answer Correct Answer: B) Leaching. 19. Soil texture is determined by ..... A) Its composition. B) The percent of each grain size. C) Its origins. D) Their porosity & permeability. Show Answer Correct Answer: B) The percent of each grain size. 20. What is the layer of rock that is below the soil? A) Subsoil. B) Topsoil. C) Humus. D) Bedrock. Show Answer Correct Answer: D) Bedrock. ← PreviousNext →Related QuizzesSoil Science QuizzesFundamentals Of Soil Science Quiz 1Fundamentals Of Soil Science Quiz 2Fundamentals Of Soil Science Quiz 3Fundamentals Of Soil Science Quiz 4Fundamentals Of Soil Science Quiz 5Fundamentals Of Soil Science Quiz 6Fundamentals Of Soil Science Quiz 7Fundamentals Of Soil Science Quiz 8Fundamentals Of Soil Science Quiz 9 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books