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प्रश्न
Explain the Term
Lenticel
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उत्तर
Lenticel: A pore in the periderm of a woody stem. It acts as an organ of gaseous exchange.
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संबंधित प्रश्न
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:
The cause of wilting is more ___________
Choose the correct answer:
In herbaceous plants, following percentage of absorbed water comes out __________
Name the three types of transpiration.
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 takes place only in green plants
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
Give a reason/suitable explanation.
Forests tend to bring more rains.
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.
