Assertion(A): Essential elements as components of energy-related chemical compounds in plants are Mg and S.
Reason(R): Essential elements as components of biomolecules in plants are C, H, O and N.
Choices for Assertions and reasons:
1. Both (A) and (R) are true and (R) is the correct explanation of (A).
2. Both (A) and (R) are true, but (R) is not the correct explanation of (A).
3. (A) is true, but (R) is false.
4. (A) is false, but (R) is true.
Subtopic:  Classification of Nutrients |
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