1. Sun is the ultimate source of energy to the biosphere. |
2. A tiny portion of light strikes the earth. |
3. Light energy from the Sun is trapped by chlorophyll. |
A) 1 and 2 are correct
B) 1 and 3 are correct
C) 1, 2 and 3 are correct
D) 2 and 3 are correct
Correct Answer: C
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