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प्रश्न
Choose the correct answer:
Transpiration is more ____________
पर्याय
From the upper surface of leaf.
From the lower surface of leaf.
From stem.
From upper and lower surface of leaf.
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उत्तर
Transpiration is more From the lower surface of leaf
APPEARS IN
संबंधित प्रश्न
Name the factors which affect the rate of transpiration? State their role in each case.
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:
Why was the pot enclosed in a rubber sheet?
Answer the following (only in few words);
In which form, water comes out in transpiration?
Answer the following (only in few words);
When does stomatal transpiration take place in plants?
Choose the correct answer:
In herbaceous plants, following percentage of absorbed water comes out __________
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.
Give Technical Term
Loss of water from the aerial parts of a plant.
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
Transpiration is a physiological process
Column ‘II’ is a list of items related to ideas in Column ‘I’. Match the term in Column ‘II’ with a suitable idea given in Column ‘I’.
| Column I | Column II |
| (i) Transpiration | (a) Cacti plants |
| (ii) Movement of water | (b) Stomata |
| (iii) Guttation | (c) Maize plant |
| (iv) Low rate of transpiration | (d)Xylem |
| (v) The high rate of transpiration | (e) Hydathodes |
Mark the most appropriate answer in the following:
In hot summer days, plant cooling is due to :
