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Questions and Answers
What is the composition of soil?
What is the composition of soil?
- Mineral particles, rocks, air, and water
- Sand, silt, clay, and organic matter
- Mineral particles, organic matter, water, and air (correct)
- Rocks, organic matter, air, and water
What is the primary function of soil?
What is the primary function of soil?
- Regulating air quality and temperature
- Absorbing sunlight and providing shade
- Supporting plant growth and providing nutrients (correct)
- Acting as a water reservoir for marine life
What is the role of organic matter in soil?
What is the role of organic matter in soil?
- Improving soil structure and providing nutrients (correct)
- Increasing soil salinity and inhibiting plant growth
- Promoting waterlogging and hindering root development
- Causing soil erosion and reducing fertility
