Botany-(general)
NEET Botany (general) MCQ Question
Type: MCQ-numerical-Easy-Class 12
If the incident solar radiation on an ecosystem is 1000 units, what is the range of photosynthetically active radiation (PAR) available for photosynthesis?
A
10 to 50 units
B
20 to 100 units
C
100 to 500 units
D
200 to 1000 units
Correct Answer
Option B
Detailed Explanation
Photosynthetically active radiation (PAR) is 1-5% of the incident solar radiation. Therefore, for 1000 units of solar radiation, PAR would be 10 to 50 units.
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