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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.
What is the purpose of keeping the test tube B in the experimental setup?
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उत्तर
Test tube B is used here as a control. This makes the observation of the change in test tube A easy.
संबंधित प्रश्न
Mention the two ways in which transpiration helps the plants.
Transpiration helps in creating ______ force and in eliminating excess ______.
(a) State whether the following statement are True or False.
(b) Rewrite the false statement in (a) above in the correct form by changing either the first or the last word only.
Transpiration creates a pull for the upward movement of the sap.
(a) State whether the following statements are True Or False?
(b) Rewrite the false statements,in the correct form by changing either the first or the last word only .
Voltmeter is an instrument used for measuring the rate of transpiration in green plants.
Briefly explain how the rate of transpiration is affected by
Intensity of light
Choose the correct answer:
Transpiration is more ____________
Explain the Term :
Hydathode
Differentiate Between Transpiration and Translocation.
Name the following:
Holes present on the surface of the stems and twigs for transpiration.
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
The pH of the guard cells increases during day time
