Advertisements
Advertisements
Question
Define transpiration
Solution
Transpiration is a process in which excess of water is lost in the form of vapours from the aerial parts of the plant.
APPEARS IN
RELATED QUESTIONS
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:
List two adaptations in plants to reduce the above process.
Answer the following (only in few words);
Where does transpiration take place in leaves? Give names of the various parts.
Choose the correct answer:
Who had said that "transpiration is a necessary evil"?
Give Reasons for the following:
Young plants wilt on a hot sunny day.
What are lenticels? Where are they found?
Explain the Term
Lenticel
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
More transpiration occurs from the upper surface of a leaf.
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:
Hydathodes
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.