Question

(i) At what time did photosynthesis start?
(ii) At what time was the rate of photosynthesis greatest?
(iii) At what time of the day did it get dark?
(iv) (a) How does plant obtain CO ? (b) What happens to this CO,?
(v) What other factors could affect the rate of photosynthesis?

















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Answer 1

1)

during day time ....

2) during sunlight

3) after sunset

4) through stomata . it help in photosynthesis

5) Soil , Light ,Water , Co2

Answer 2

Answer:

1. photosynthesis is a regular process and is never stopped but is slow during night.
2. at the noon time it is greatest.
3. after sunset
4. plants obtain CO from atmosphere and use it in the process of photosynthesis.
5. - amount of sunlight.

- amount of water.