Question

E. Answer the following questions.
1. Why would life not be possible on the earth in the absence of photosynthes​

Answer 1

Answer:

In the absence of green plants, there would not be the process of photosynthesis.Besides oxygen which is essential for the survival of all living organisms is produced during photosynthesis. Thus, we can say that life would be impossible on the earth in the absence of photosynthesis.

Answer 2

Explanation:

Plant does photosynthesis to make glucose, but as a by-product O2 is evolved which is necessary for respiration.