Question

what are the two important jobs of photosynthesis

Answer 1

1. Photosynthesis is important because oxygen is released as a byproduct. We need that oxygen to survive. 

2. Photosynthesis helps get rid of the carbon dioxide in the air. Carbon dioxide, as you may probably know, is necessary for this process to occur.

Answer 2

It converts solar energy into chemical energy that is stored for later use.

Oxygen is created.