Question

too much bright light and high temperature above 40 degree celcius slow down photosynthesis .why?​

Answer 1

Answer:

because photosynthesis needs sunlight for photosynthesis

Explanation:

And 40° temperature is cold abd there will be no sun

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Answer 2

Explanation:

for photosynthesis at temperatures above 40°C the rate slows down. This is because the enzymes involved in the chemical reactions of photosynthesis are temperature sensitive and destroyed at higher temperatures. ... This is because heat energy causes more colli sions between the enzyme and the substrate.