Substrate for photorespiration is

Options

(a) serine
(b) glycolic acid or glycolate
(c) IAA
(d) malic acid

Correct Answer:

glycolic acid or glycolate

Explanation:

Photorespiration is light dependent process where utilization of oxygen and release of carbon dioxide by photosynthetic organs of plants occurs. Glycolic acid acts as a substrate for photorespiration. IAA is plant hormone, Serine is produced during photo-respiration.