Exams › SSC CGL (Prelims) › General

Read the following statements about photosynthesis: 1. Chlorophyll absorbs light energy. 2. It occurs only at night. 3. Oxygen is released as a by-product. Which are correct?

1. 1 and 3 only
2. 2 and 3 only
3. 1 only
4. 1, 2 and 3

Correct answer: 1 and 3 only

Solution

Chlorophyll absorbs light energy, which is essential for photosynthesis. Oxygen is released as a by-product during the process. The statement that it occurs only at night is false.

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