Question

Given below are the events of photosynthesis. ldentify which of the following is/are not true and select the correct option. 

(i) Absorption of light energy by chlorophyll. 

(ii) Conversion of light energy to chemical energy and splitting of carbon dioxide into carbohydrates and oxygen. 

(iii) Reduction of carbon dioxide to carbohydrates. 

(iv) Conversion of chemical energy to radiant energy and splitting of water molecdes into hydrogen and oxygen

(A) (i) and (ii) only 

(B) (ii) only 

(C) (ii) and (iii) only 

(D) (ii) and (iv) only

Answer 1

Correct option (D) (ii) and (iv) only

Explanation: 

During photosynthesis, light energy is converted into chemical energy. The light absorbed by the chlorophyll results in photolysis of water i.e., splitting of water into hydrogen and oxygen.