- 1(current)
Q. No.Assertion(A): As a plant photosynthesises, many factors will simultaneously affect its rate.
Reason(R): Usually one factor is the major cause or is the one that limits the rate.
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.
Reason(R): Usually one factor is the major cause or is the one that limits the rate.
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: Factors Affecting Photosynthesis |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyAssertion(A): When several factors affect any [bio] chemical process, Blackman’s (1905) Law of Limiting Factors comes into effect.
Reason(R): At any point of photosynthesis, the rate will be determined by the factor available at sub-optimal levels.
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.
Reason(R): At any point of photosynthesis, the rate will be determined by the factor available at sub-optimal levels.
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.
From NCERT
Subtopic: Factors Affecting Photosynthesis |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyAssertion(A): The effect of water as a factor is more through its effect on the plant, rather than directly on photosynthesis.
Reason(R): Water stress also makes leaves wilt and increases metabolic activity as well.
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.
Reason(R): Water stress also makes leaves wilt and increases metabolic activity as well.
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: Factors Affecting Photosynthesis |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyAssertion(A): Except for plants in shade or in dense forests, light is rarely a limiting factor in nature.
Reason(R): Plants show light saturation at 10 percent of the full sunlight.
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.
Reason(R): Plants show light saturation at 10 percent of the full sunlight.
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: Factors Affecting Photosynthesis |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology
Assertion(A): Green plants are called autotrophs.
Reason(R): The green plants synthesise the food they need through photosynthesis.
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.
Reason(R): The green plants synthesise the food they need through photosynthesis.
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: Factors Affecting Photosynthesis |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology- 1(current)
Q. No.
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