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प्रश्न
Give Reasons for the following:
Why do some herbaceous plants show wilting of leaves during mid-day which again recover in the evening?
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उत्तर
During mid-day the rate of transpiration is maximum. During this time, in some herbaceous plants, the rate of transpiration exceeds the amount of water absorbed. Thus, the leaves loss its turgid state and show wilting.
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संबंधित प्रश्न
State whether the following statement is true or false. Rewrite the false statement correctly.
During transpiration, the leaves lose more water from their upper surface.
Briefly explain how the rate of transpiration is affected by
Intensity of light
Given below is an apparatus which has setup to investigate a physiological process in plants. The setup was placed in bright sunlight. Answer the questions that follow:
Draw a neat, labelled diagram of a stomatal apparatus.
Give Reasons for the following:
Balsam plants wilt during midday even if the soil is well watered.
Give Reasons for the following:
Forest bring in the rain, transpiration is the cause.
Explain the Term
Transpiration
Explain the Term
Lenticular
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
More transpiration occurs from the upper surface of a leaf.
Write the functional activity of the following structure:
Lenticels
