This quiz works best with JavaScript enabled. Home > Soil Science > Fundamentals Research > Fundamentals Of Soil Science – Quiz 32 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Fundamentals Of Soil Science Quiz 32 (17 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. One component of soil is decayed plant and animal remains, but the major component of soil is - A) Fossil Fuels. B) Weathered rocks. C) Iron ore. D) Salt water. Show Answer Correct Answer: B) Weathered rocks. 2. Pick the TRUE statement: A) Topsoil is a type of soil. B) Loam is a layer of soil. C) Loam is a type of soil. D) Topsoil is a layer of bedrock. Show Answer Correct Answer: C) Loam is a type of soil. 3. There are four major components of soil. Evaluate which of the following components comprises least amount of material incorporated into the soil? A) Mineral matter. B) Soil Air. C) Soil water. D) Organic matter. Show Answer Correct Answer: D) Organic matter. 4. According to our lab on soil and water absorption, which soil held the most amount of water? A) Clay. B) Potting Soil. C) Gravel. D) Sand. Show Answer Correct Answer: A) Clay. 5. ..... layer of soil is not porous A) Subsoil. B) Substratum. C) Top soil. D) Bedrock. Show Answer Correct Answer: D) Bedrock. 6. Which of these is made of smallest particles of rocks, decayed matter of plants and animals? A) A. Clay. B) B. Loam. C) Silt. D) Sand. Show Answer Correct Answer: B) B. Loam. 7. Where do plants get light from? A) Sun. B) Sea. C) Star. D) School. Show Answer Correct Answer: A) Sun. 8. A student takes a rectangular piece of soap and writes the word "soap" on one of the soap's surfaces using a toothpick. The student then places the piece of soap below a dripping faucet with the lettering facing upward.Which question can be best studied using this model? A) How do the minerals in water affect landforms?. B) How is a mountain created using flowing water?. C) Do all minerals dissolve in rainwater?. D) Does dripping water cause erosion of land?. Show Answer Correct Answer: D) Does dripping water cause erosion of land?. 9. Which is another name for a non-vascular plant? A) Bryophyte. B) Gymnosperm. C) Angiosperm. D) Seedless vascular plant. Show Answer Correct Answer: A) Bryophyte. 10. In Nebraska, what primary crop is used for making brooms? A) Proso millet. B) Hay. C) Wheat. D) Cotton. Show Answer Correct Answer: A) Proso millet. 11. The layers of soil are also known as ..... A) Horizons. B) Humus. C) Loam. D) Dirt. Show Answer Correct Answer: A) Horizons. 12. Which is the correct order of weathered rocks from largest to smallest? A) Clay, silt, sand, gravel. B) Sand, silt, clay, gravel. C) Gravel, sand, silt, clay. D) Gravel, sand, clay, silt. Show Answer Correct Answer: C) Gravel, sand, silt, clay. 13. Which horizon has smaller rock and mineral particles than the other layers? A) A. B) B. C) C. D) D. Show Answer Correct Answer: A) A. 14. Most of the lime that is applied is calcium carbonate. This is finely ground limestone. Adding lime makes the soil ..... acid and ..... the pH. A) Less raises. B) More raises. C) Less lowers. D) More lowers. Show Answer Correct Answer: A) Less raises. 15. It is important for soil to retain water to A) Withstand weathering. B) Erode more slowly. C) Help plants to grow. D) Keep it from being dry. Show Answer Correct Answer: C) Help plants to grow. 16. It is important for soil to hold water to A) Withstand weathering. B) Erode more slowly. C) Help plants to grow. D) Keep it from being dry. Show Answer Correct Answer: C) Help plants to grow. 17. It lets most water pass through it: A) Sandy Soil. B) Loamy Soil. C) Clayey Soil. D) None of above. Show Answer Correct Answer: A) Sandy Soil. ← PreviousRelated 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