The primary role of light in photosynthesis is to

activate chlorophyll

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photolyze water

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assimilate CO₂

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both a and b

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Solution

The correct option is D
both a and b

The primary role of light in photosynthesis is to activate chlorophyll and photolyze water.

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Chlorophyll-'a' is the primary pigment for the light reaction. What are accessory pigments? What is their role in photosynthesis?

Q. The role of chlorophyll in photosynthesis is

A student sets up an experiment on photosynthesis as follows: He takes soda water in a glass tumbler and add chlorophyll extracts into the contents and keeps the tumbler exposed to sunlight hoping that he has provided necessary ingredients for photosynthesis to proceed (viz., CO2, H2O, chlorophyll and light). What do you think what will happen after, say, a few hours of exposure of light?

Q. In photosynthesis in plants,

H_{2} O

and

{C O}_{2}

react in presence of light and chlorophyll to give carbohydrate and oxygen. When the carbohydrate is burnt in air, the gases produced are:

Choose the correct statement(s):

(i) Chlorophyll plays a major role in the process of photosynthesis.

(ii) Plants prepare food only from water.

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The primary role of light in photosynthesis is to

The correct option is D both a and b The primary role of light in photosynthesis is to activate chlorophyll and photolyze water.

The correct option is D
both a and b

The primary role of light in photosynthesis is to activate chlorophyll and photolyze water.