Advertisements
Advertisements
Question
Write the functional activity of the following structure:
Guard cells
Solution
(a) Control the size of the aperture.
(b) It also helps in photosynthesis as they contain chloroplasts also.
APPEARS IN
RELATED QUESTIONS
(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.
Given below is an example of a certain structure and its special functional activity:
chloroplasts and photosynthesis
In a similar way, write the functional activity against the following:
Xylem and ______
Give Reasons for the following:
Young plants wilt on a hot sunny day.
Give Reasons for the following:
Plants absorb more water than their requirement
Explain the Term :
Hydathode
Complete the following sentence with appropriate word:
Plants become cool as a result of __________.
Write the functional activity of the following structure:
Lenticels
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.
