What is photosynthesis and where in a cell does it occur?

Explanation

(i) Photosynthesis is aprocess by which autotrophic organisms like green plants, algae and chlorophyll containing bacteria utilize the energy from sunlight to synthesize their own food.
(ii) In this process, carbon dio x id e co mbin es with water in the pre s ence of sunlight and chlorophyll to form carbohydrates and oxygen is released as a byproduct.
Carbon dioxide + Water `to` Glucose + Water + Oxygen
(iii) It occurs in the chloroplast of plant cells.
(iv) Light reaction occures in grana of chloroplast and dark reaction occurs in strong of chloroplast.