Q.

With reference to factors affecting the rate of photosynthesis, which of the following statements is not correct?

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By Expert Faculty of Sri Chaitanya

Increasing atmospheric CO2 concentration up to 0.05% can enhance CO2 fixation rate.

C3 plants respond to higher temperatures with enhanced photosynthesis while C4 plants have much lower temperature optimum.

Tomato is a greenhouse crop which can be grown in CO2-enriched atmosphere for higher yield.

Light saturation for CO2 fixation occurs at 10% of full sunlight.

answer is 2.

(Detailed Solution Below)

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Detailed Solution

Statement (b) is incorrect because C4 plants respond to higher temperature and show higher rate of photosynthesis while C3 plants have a much lower temperature optimum.

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