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Question
How is humus formed?
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Solution
Humus is formed when plant residues decay into humic substances, or organic matter that has reached maturity. This process is known as humification.
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RELATED QUESTIONS
Write whether the statement are true or false. Correct the incorrect one.
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| 2. Oxidation | (ii) is common in deserts |
| 3. Carbonation | (iii) is the simplest form of chemical weathering |
| 4. Hydration | (iv) mainly affects limestone regions |
| 5. Solution | (v) results in the rusting of iron |
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