This quiz works best with JavaScript enabled. Home > Soil Science > Fundamentals Of Soil Science – Quiz 17 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Fundamentals Of Soil Science Quiz 17 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Calculate the gravimetric moisture content of the soil sample if it's fresh weight (FW) is 25 grams and its oven dried weight (ODW) is 20 grams. A) 15%. B) 20%. C) 25%. D) 30%. Show Answer Correct Answer: C) 25%. 2. Peter wants to grow some bell peppers in his garden. Peter tests the pH of the soil and finds that the plants will thrive in the soil. What was the most likely pH reading of the soil?4 A) 1. B) 3. C) 6. D) 14. Show Answer Correct Answer: C) 6. 3. Which soil has the largest particles? A) Clay. B) Sand. C) Loam. D) Silt. Show Answer Correct Answer: B) Sand. 4. What are the categories of soil composition?? A) Organic and Inorganic matter. B) Air. C) Water and minerals. D) All of the above. Show Answer Correct Answer: D) All of the above. 5. Which plant can be planted in sand? A) Paddy plant. B) Mango tree. C) Rose plant. D) Coconut tree. Show Answer Correct Answer: D) Coconut tree. 6. What happens to soil if no plants are in them and it rains? A) Soil erosion. B) Soil absorbs the water. C) Soil becomes mud. D) Soil becomes sand. Show Answer Correct Answer: A) Soil erosion. 7. Which is the top layer of soil? A) Loam. B) Bedrock. C) Humus. D) Parent Material. Show Answer Correct Answer: C) Humus. 8. What are the smallest particles that make up soil called? A) Sand. B) Bedrock. C) Clay. D) Humus. Show Answer Correct Answer: C) Clay. 9. It is important for soil to retain water to withstand A) Weathering. B) Help plants to grow. C) Keep it from being dry. D) None of above. Show Answer Correct Answer: B) Help plants to grow. 10. Sandy is good for farming. A) True. B) False. C) Ham. D) Burgers. Show Answer Correct Answer: B) False. 11. How can a large rock become a part of soil? A) Break the rock into tiny pieces. B) Bury the rock in the ground. C) Pile the rock with other rocks. D) Melt the rock and let it cool down. Show Answer Correct Answer: A) Break the rock into tiny pieces. 12. What types of crops account for 83 percent of the total United States' economic value of crops? A) Fruits and nuts. B) Commercial vegetables. C) Field and miscellaneous crops. D) Forage crops. Show Answer Correct Answer: C) Field and miscellaneous crops. 13. There are ..... types of soil A) 4. B) 5. C) 3. D) None of above. Show Answer Correct Answer: C) 3. 14. In alternate leaf patterns, how many leaves are produced at each node? A) Two. B) Three. C) Zero. D) One. Show Answer Correct Answer: D) One. 15. How we can prevent erosion? A) Build retaining walls. B) Plant grass and shrubs. C) Improve drainage. D) All of the above. Show Answer Correct Answer: D) All of the above. 16. ..... soil is infertile. A) Subsoil. B) Substratum. C) Topsoil. D) All of the above. Show Answer Correct Answer: B) Substratum. 17. What is not a benefit of adding lime? A) Less acidic soil encourages soil organisms. B) Lime can flocculate clay particles, making pores larger. C) Adds calcium. D) Lowers the pH. Show Answer Correct Answer: D) Lowers the pH. 18. What is a dark-colored substance that forms as plant and animal remains decay A) Humus. B) Loam. C) Soil horizon. D) Bedrocl. Show Answer Correct Answer: A) Humus. 19. How does soil help in supporting life on Earth? A) It filters the water. B) It helps recycle nutrients like carbon and nitrogen. C) Many plants grow in the soil. D) All of the above. Show Answer Correct Answer: D) All of the above. 20. What does retain mean? A) To hold in. B) To let fall out. C) To decompose. D) To dissolve. Show Answer Correct Answer: A) To hold in. ← PreviousNext →Related 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 9Fundamentals Of Soil Science Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books