The first step in photosynthesis is:

(Q.16)  The first step in photosynthesis is:

(A) Conversion of light energy to chemical energy (B) Reduction of carbon dioxide (C) Absorption of light energy by chlorophyll (D) Formation of carbohydrates (Q.17)  The gas that is absorbed during photosynthesis is: (A) Hydrogen (B) Nitrogen (C) Oxygen (D) Carbon dioxide  (Q.18)  Cuscuta is a: (A) Symbiont (B) Parasite (C) Virus (D) Bacteria (Q.19)  The enzyme present in saliva is: (A) Amylase (B) Lactase (C) Pepsin (D) Resin (Q.20)  The acid present in the stomach is: (A) Sulphuric acid (B) Nitric acid (C) Hydrochloric acid (D) Sulphurous acid