Assertion (A): Humification is a slow process leading to the accumulation of humus. Reason (R): Humus is a dark-coloured amorphous substance that is highly resistant to microbial action.
- ABoth A and R are true and R is the correct explanation of A
- BBoth A and R are true but R is NOT the correct explanation of A
- CA is true but R is false
- DA is false but R is true
✓ Correct answer: A
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