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प्रश्न
The figure given below represents an experimental setup with a weighing machine to demonstrate a particular process in plants. The experimental setup was placed in bright sunlight. Study the diagram and answer the following questions.
When the weight of the test tubes A and B is taken before and after the experiment, what change is observed? Justify.
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उत्तर
Weight of test tube A before the experiment was more than its weight after the experiment. This is because water from test tube A has evaporated due to transpiration.
Weight of test tube B remains the same before and after the experiment, because no loss of water occurs in test tube B.
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.
Answer the following (only in few words);
When does stomatal transpiration take place in plants?
The cause of wilting is more because of ______.
Choose the correct answer:
Who had said that "transpiration is a necessary evil"?
Give Reasons for the following:
Young plants wilt on a hot sunny day.
Explain the Term
Transpiration
Give Technical Term
The apparatus used to compare the rate of transpiration in cut shoot.
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
Transpiration takes place only in green plants
Transpiration is significant for all except ______.
