Which single substance in the above equation is repeated in raw material as well as reproduced as the end products? ……………………………….

Answer the following in "Yes" or "No"

(i) All parts of a green plant carry out photosynthesis. Yes/No

(ii) Photosynthesis is the only biological process that releases oxygen into the air. Yes/No

(iii) Out of nine types of chlorophyll, chlorophyll a and b are most abundant. Yes/No

(iv) Too much light destroys chlorophyll. Yes/No

(v) No transpiration occurs during photosynthesis. Yes/No

(vi) During sunlight, the guard cells turn flaccid to open the stomata. Yes/No

Write the overall summary chemical equation of photo-synthesis ……………………………….

What is the source of oxygen released in photosynthesis – CO₂ or H₂O ? ……………………………….

What happens in photolysis? …………………….