This quiz works best with JavaScript enabled. Home > Agriculture > Soil Science > Fundamentals Research > Fundamentals Of Soil Science – Quiz 8 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Fundamentals Of Soil Science Quiz 8 (30 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which part of the flower is the peduncle? A) Flower stem. B) Carrot. C) Leaves. D) Roots. Show Answer Correct Answer: A) Flower stem. 2. This is found in the topsoil and is made of decaying plants and animals. A) Dirt. B) Water. C) Humus. D) Subsoil. Show Answer Correct Answer: C) Humus. 3. Horizon O had three sub-horizons namely:Oi, Oe and Oa. Choose which of the following is the correct paired of sample according to the decomposition. A) Oi- hemic. B) Oa- fibric. C) Oe- sapric. D) Oi- fibric. Show Answer Correct Answer: D) Oi- fibric. 4. Which layer of soil often contains litter? A) The bedrock. B) The B horizon. C) The C horizon. D) The A horizon. Show Answer Correct Answer: D) The A horizon. 5. Which of the following crops are grown primarily to provide feed for livestock? A) Field crops. B) Forage crops. C) Vegetable crops. D) Row crops. Show Answer Correct Answer: B) Forage crops. 6. Under the subsoil layer is a layer of rock called ..... A) Bedrock. B) This is too hard Alby. C) Parent rock. D) None of the above. Show Answer Correct Answer: C) Parent rock. 7. If a plant is placed in a pot that contains sandy soil, what will happen when the plant is watered? A) The water will drain through the soil quickly. B) The water will puddle on top of the soil. C) The soil will hold the water. D) The water will immediately dry up. Show Answer Correct Answer: A) The water will drain through the soil quickly. 8. What language is used for scientific classification? A) French. B) English. C) Spanish. D) Latin. Show Answer Correct Answer: D) Latin. 9. Soil Formation is - A) Slow process. B) Fast process. C) Rapid process. D) None of these. Show Answer Correct Answer: A) Slow process. 10. In which layer does the roots of the plants grow? A) Bedrock. B) Humus. C) Subsoil. D) Top soil. Show Answer Correct Answer: D) Top soil. 11. The tiny animal can be found in soil is ..... A) Spider. B) Worm. C) Duck. D) Elephant. Show Answer Correct Answer: B) Worm. 12. Where do rock particles in soil come from? A) Bigger rocks. B) Frozen water. C) The sky. D) Rain. Show Answer Correct Answer: A) Bigger rocks. 13. Which statement about climate and weather is correct? A) Weather is the amount of precipitation in an area, but climate takes other factors into account. B) Climate is the same all over the globe and weather differs from place to place. C) Climate is the average weather of an area. D) Weather is the average climate over a large area. Weather is the average climate over a large area. Show Answer Correct Answer: C) Climate is the average weather of an area. 14. Define Parent material. A) Parent material is the substance from which humus is formed. B) Parent material is the substance from which soil is formed. C) Parent material is the substance where water gets contaminated. D) Parent material is air, plants and water. Show Answer Correct Answer: B) Parent material is the substance from which soil is formed. 15. Which layer of soil is a combination of rocks and soil? A) Parent Material. B) Bedrock. C) Subsoil. D) Humus. Show Answer Correct Answer: A) Parent Material. 16. Two methods of soil conservation in farming are A) Reclamation and subsurface mining. B) Landscaping and nylon fencing. C) Selective harvesting and replanting. D) Contour plowing and windbreaks. Show Answer Correct Answer: D) Contour plowing and windbreaks. 17. Which of the following is not a type of rock? A) Metamorphic. B) Igneous. C) Sedimentary. D) Magma. Show Answer Correct Answer: D) Magma. 18. ..... takes place because of weathering of rocks. A) Mountains. B) Soil Formation. C) Rock Formation. D) None of the above. Show Answer Correct Answer: B) Soil Formation. 19. The shape and steepness of the landscape. A) Topography. B) Hill. C) Landslide. D) Volatile. Show Answer Correct Answer: A) Topography. 20. Which are the two main climatic factors responsible for soil formation? A) Ocean currents and Temperature. B) Temperature and Rainfall. C) Humidity and Rainfall. D) None of the above. Show Answer Correct Answer: B) Temperature and Rainfall. 21. What land capability class has severe restrictions but is still suitable for cultivation with careful management? A) Class 8. B) Class 5. C) Class 7. D) Class 4. Show Answer Correct Answer: B) Class 5. 22. Which type of soil has a reddish brown color? A) Sand. B) Loam. C) Clay. D) None of above. Show Answer Correct Answer: C) Clay. 23. Soil is a precious resource because it A) Is very heavy. B) Cannot be moved easily. C) Takes million years to form. D) Is very expensive. Show Answer Correct Answer: C) Takes million years to form. 24. What is the first stage of mitosis? A) Anaphase. B) Metaphase. C) Telophase. D) Prophase. Show Answer Correct Answer: D) Prophase. 25. What do we call the layers of soil? A) Rocks. B) Minerals. C) Deposits. D) Horizons. Show Answer Correct Answer: D) Horizons. 26. Decayed organic material in soil is called ..... A) Clay. B) Silt. C) Litter. D) Humus. Show Answer Correct Answer: D) Humus. 27. Soil formation is the process by which soil is formed as a result of interactions over time between parent materials, climate, topography and organisms. Choose which of the following is NOT a function of organism in soil formation? A) Organic matter accumulation and decomposition. B) Reduction of soil erosion. C) Structure less formation. D) Biochemical weathering. Show Answer Correct Answer: C) Structure less formation. 28. Which rocks are exposed to more wind, rain and ice? A) Rocks at a higher elevation. B) Rocks at a lower elevation. C) Rocks in a warm, humid climate. D) Rocks in streams. Show Answer Correct Answer: A) Rocks at a higher elevation. 29. Plants cannot grow without A) Rocks. B) Moss. C) Pesticides. D) Soil. Show Answer Correct Answer: D) Soil. 30. How do plants help prevent erosion? A) They dead leaves pile up to prevent erosion. B) Plants attract animals that build homes to prevent erosion. C) Plant roots help keep the soil in place to prevent erosion. D) They don't. Show Answer Correct Answer: C) Plant roots help keep the soil in place to prevent erosion. ← PreviousNext →Related QuizzesSoil Science QuizzesAgriculture 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 9 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books