Assertion(A): The minerals useful for plants are derived from rock minerals.
Reason(R): The role of minerals in plant nutrition is referred to as mineral nutrition.
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:  SOIL AS RESERVOIR OF ESSENTIAL ELEMENTS |
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Assertion(A): There is often a need for supplying essential minerals through fertilizers.
Reason(R): The deficiency of essential minerals may not affect the crop yield.
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:  SOIL AS RESERVOIR OF ESSENTIAL ELEMENTS |
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Please attempt this question first.
Launched MCQ Practice Books

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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology