Question

If photorespiration is a wasteful process then why does it occur?​

Answer 1

Answer:

Photorespiration. ... Thus, photorespiration is a wasteful process because it prevents plants from using their ATP and NADPH to synthesize carbohydrates. RuBISCO, the enzyme which fixes carbon dioxide during the Calvin cycle, is also responsible for oxygen fixation during photorespiration.

Explanation:

Answer 2

photorespiration requires much more energy but it is very helpful to plants.