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Transpiration

Rate of trans...

Question

Rate of transpiration will increase if

A

Relative Humidity increases

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B

Relative Humidity decreases

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C

Relative Humidity remains unchanged

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D

Water potantial gradient remains unchanged

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Solution

The correct option is B Relative Humidity decreases
The rate of transpiration is the rate of evaporation of water molecule from the upper surface of the leaves which is inversely proportional to relative humidity.
So, the correct answer is 'Relative humidity decreases'.

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