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12.Ecosystem
easy
What is the percentage of photosynthetically active radiation $(PAR)$, in the incident solar radiation.
A
$50 \%$
B
$100 \%$
C
$1-5 \%$
D
$2-10 \%$
Solution
$(b)$ $50 \%$ Out of total incident solar radiation, about fifty percent of it forms photosynthetically active radiation or $PAR$.
Standard 12
Biology
Similar Questions
Match the following:
| Trophic levels | Examples |
| $(A)$ First | $(a)$ Mon |
| $(B)$ Second | $(b)$ Wolf |
| $(C)$ Third | $(c)$ Cow |
| $(D)$ Fourth | $(d)$ Phytoplankton |
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