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प्रश्न
Give Technical Term
Main function of lenticel.
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उत्तर
Exchange of gases and transpiration
APPEARS IN
संबंधित प्रश्न
Mark the most appropriate answer in the following:
Transpiration pull will be maximum under which of the following conditions?
What is meant by the term transpiration stream?
Explain the term:
Cuticular transpiration
Explain the Term :
Wilting
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.
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
State the Location:
Lenticels
Mark the most appropriate answer in the following:
In hot summer days, plant cooling is due to :
Mark the most appropriate answer in the following:
Transpiration is very low during storms due to:
An outline sketch of a tree is shown in a diagram below. Study the same and answer the questions that follow:
- Name and define the phenomenon labelled A in the diagram.
- Write the significance of the process mentioned in A for the plants.
- What do the direction of the arrows in B and C indicate? Name the phenomena.
- Draw a neat and labelled diagram of an opened stomata.
