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प्रश्न
(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.
विकल्प
True
False
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उत्तर
This statement is true.
संबंधित प्रश्न
Which one of the following favours the fastest transpiration rate?
Mark the most appropriate answer in the following:
Transpiration pull will be maximum under which of the following conditions?
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.
Define the above mentioned process.
What are lenticels? Where are they found?
Explain the Term
Lenticel
Complete the following sentence with appropriate word:
Transpiration normally takes place in the presence of ___________.
Complete the following sentence with appropriate word:
The leaves of the __________ plants have cuticular wax.
Write the functional activity of the following structure:
Guard cells
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 :
