This quiz works best with JavaScript enabled. Home > Agriculture > Soil Science > Fundamentals Research > Fundamentals Of Soil Science – Quiz 13 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Fundamentals Of Soil Science Quiz 13 (30 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Forage crops are used to achieve which of the following? A) Maintain crop yield. B) Decrease water drainage. C) Increase soil quality. D) Increase weed populations. Show Answer Correct Answer: C) Increase soil quality. 2. About how much of soils volume is made up of solid material? A) All. B) A quarter. C) Half. D) None. Show Answer Correct Answer: C) Half. 3. What is the soil that is good for planting? A) Loam. B) Sand. C) Clay. D) None of above. Show Answer Correct Answer: A) Loam. 4. Which of the following best describes vascular tissue? A) Provides a protective covering for the plant. B) Comprises the majority of the primary plant body. C) Specializes in storage, photosynthesis and support. D) Transports food, water, hormones and minerals throughout the plant. Show Answer Correct Answer: D) Transports food, water, hormones and minerals throughout the plant. 5. The four main ingredients of soil are ..... A) Wind, water, ice, and humus. B) Water, air, rocks, and humus. C) Worms, ice, rocks, and air. D) Water, air, rocks, and worms. Show Answer Correct Answer: B) Water, air, rocks, and humus. 6. Water is temporarily stored in soil for plant use, which soil type is most likely to hold that water storage the longest? A) Sand. B) Silt. C) Clay. D) None, all equal. Show Answer Correct Answer: C) Clay. 7. An animal that lives in an underground by making a hole and mixing up air, water and humus in the soil is called a ..... A) Decomposer. B) Burrower. C) Humus Source. D) None of above. Show Answer Correct Answer: B) Burrower. 8. Sandy soil have a high water holding capacity, more micro-pores and very difficult to till. A) Probably false. B) True. C) Probably true. D) False. Show Answer Correct Answer: D) False. 9. Which one of these uses the nutrients in soil to grow A) Weathering. B) Trees. C) Plant matter. D) Decompose. Show Answer Correct Answer: B) Trees. 10. The rate of weathering and formation of soil is determined by: A) Number of micro organisms present in the soil. B) Temperature and rainfall. C) The types of rocks. D) None of above. Show Answer Correct Answer: B) Temperature and rainfall. 11. What is a popular apple grown in West Virginia? A) Gala. B) Red Delicious. C) Granny Smith. D) Golden Delicious. Show Answer Correct Answer: B) Red Delicious. 12. What is the land class that restricts the use of plants? A) Class 2. B) Class 5. C) Class 3. D) Class 7. Show Answer Correct Answer: D) Class 7. 13. ..... condition of not having enough food or not having the right kind of food for good health A) Food Waste. B) Malnutrition. C) Nutrition. D) Pesticide. Show Answer Correct Answer: B) Malnutrition. 14. Large mineral particles of soil A) Sand. B) Silt. C) Clay. D) Horizons. Show Answer Correct Answer: A) Sand. 15. This is the least likely to undergo compaction, but most at risk for erosion A) Clay. B) Silt. C) Sand. D) Loam. Show Answer Correct Answer: C) Sand. 16. At one time or another, most rocks become ..... A) Igneous. B) Metamorphic. C) Sedimentary. D) All the above. Show Answer Correct Answer: D) All the above. 17. Adding lime improves soil structure because clay particles ....., which makes them easier to cultivate and for roots to grow in. A) Flubulate. B) Fartulate. C) Flatulate. D) Flocculate. Show Answer Correct Answer: D) Flocculate. 18. Which process allows plants to make their own food and convert it to energy? A) Phototropism. B) Photosynthesis. C) Respiration. D) Nitrogen cycle. Show Answer Correct Answer: B) Photosynthesis. 19. Which of the following is NOT an element of erosion? A) Water. B) Electrical Current. C) Chemical. D) Wind. Show Answer Correct Answer: B) Electrical Current. 20. George Washington Carver was a professor of agriculture. He is famous for his studies of .....? A) Corn. B) Peanuts. C) Soy beans. D) Onions. Show Answer Correct Answer: B) Peanuts. 21. ASSET QUESTIONIn which group will all the three items dissolve after mixing with water A) Salt, ice, clay. B) Sand, sugar, oil. C) Salt, ice cube, sugar. D) Ice cube, sugar, oil. Show Answer Correct Answer: C) Salt, ice cube, sugar. 22. An organism, especially a soil bacterium, fungus, or invertebrate, that breaks down organic material is a ..... A) Decomposer. B) Burrower. C) Humus source. D) None of above. Show Answer Correct Answer: A) Decomposer. 23. The seed is made up of which of the following parts? A) Seed coat. B) Cotyledon. C) Embryo. D) All of the above. Show Answer Correct Answer: D) All of the above. 24. A type of soil structure that is cube-like and common in B horizon especially in the humid regions. A) Prismlike. B) Blocklike. C) Platelike. D) Spheroidal. Show Answer Correct Answer: B) Blocklike. 25. Why is topsoil darker than all other levels of soil? A) It contains all the darker colored minerals. B) It contains volcanic rock. C) It contains more organic matter. D) It contains bits of burned trees. Show Answer Correct Answer: C) It contains more organic matter. 26. Primary mineral is formed from the crystallization of magma. Which of the following is Not a type of primary minerals? A) Kaolinite. B) Feldspar. C) Hornblende. D) Quartz. Show Answer Correct Answer: A) Kaolinite. 27. Which Method involves taking parts (leaves, stem, etc) and placing them in growing media to develop into new plants? A) Cuttings. B) Tissue Culture. C) Division. D) Grafting. Show Answer Correct Answer: A) Cuttings. 28. Which of the following is the most important soil formation factor A) Time. B) Organisms. C) Slope. D) Climate. Show Answer Correct Answer: D) Climate. 29. Which of the following terms best describes a collection of many techniques currently used to genetically improve plants? A) Conventional genetics. B) Agriculture biotechnology. C) Micro-propagation. D) Genetic engineering. Show Answer Correct Answer: B) Agriculture biotechnology. 30. Which soil has high nutrient content? A) Clayey soil. B) Sandy soil. C) Silty soil. D) Loamy soil. Show Answer Correct Answer: D) Loamy soil. ← 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 8 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books