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प्रश्न
Study the diagram given alongside and answer the questions that follow:
(i) Explain the physiological process of being study.
(ii) What will be the observations in the two test-tubes after about 2-3 days?
(iii) Give a reason for your answer in (ii) above.
(iv) Why is the surface of water covered with oil?
(v) State the purpose of setting up test tube B.
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उत्तर
(i) Transpiration: Loss of water as water vapour from aerial parts of the plant.
(ii) After 2-3 days the level of waterfalls in test-tube A while it remains constant in test tube B.
(iii) The fall in the level of water in test-tube A due to the absorption of water by the roots.
(iv) The oil has been put in each test-tube to prevent the loss of water by evaporation.
(v) The purpose of setting up test-tube B is to show that in the absence of a plant, there is no change in the level of water.
APPEARS IN
संबंधित प्रश्न
Fill in the blank with the suitable term given below:
Transpiration is reduced if the air is __________.
(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.
Explain the Term :
Wilting
Explain the Term
Lenticel
Name the following:
Plants in which lenticular transpiration.
Complete the following sentence with appropriate word:
Plants become cool as a result of __________.
Complete the following sentence with appropriate word:
Transpiration is the loss of water__________________from the leaves of the plant.
State the Location:
Lenticels
Choose the Odd One Out
