MEDIUM
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Earn 100

Light is rarely a limiting factor in nature except in

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Important Questions on Photosynthesis in Higher Plants

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Read the following statements and state them as true (T) or false (F).

A. If the CO2 concentration increases up to 0.05%, the rate of photosynthesis increases for short terms.

B.  C3 and C4 plants respond similarly to the CO2 concentration.

C. C3 plants respond to high temperature and show higher photosynthetic rate.

D. The light reaction is less temperature sensitive than dark reaction.

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C3 plants respond to the higher CO2 concentration by showing increased rates of photosynthesis, leading to higher productivity. This feature has been used for some greenhouse crops such as
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The first action spectrum of photosynthesis was described by __A__ using __B__ and __C__.
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____showed that in the presence of sunlight, only the green parts of the plants could release oxygen.