Final answer:
The components of soil include organic material, minerals, and gases. Therefore, the correct answer to the question is 'd. none of the above'. All listed items are essential components of soil.
Explanation:
Understanding Soil Components
Soil is a complex mixture composed of various components. The main components of soil include:
- Organic material: This includes decomposed plant and animal matter, which contribute to soil fertility.
- Minerals: These are inorganic particles from rocks and minerals that provide essential nutrients to plants.
- Gases: Soil contains air filled with gases like oxygen and carbon dioxide, which are important for plant and microbial respiration.
Considering the options provided:
- a. organic material
- b. minerals
- c. gases
- d. none of the above
All of the first three options are indeed components of soil. Therefore, the correct choice is d. none of the above as it indicates that all listed items are components of soil.
Learn more about soil components here:
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