Advertisements
Advertisements
Question
The shape of guard cells changes due to change in the
Options
protein composition of cells
temperature of cells
amount of water in cells
position of nucleus in the cells
Solution
amount of water in cells
Explanation -
Excess water makes the guard cell turgid and lack of water makes the guard cell flaccid. When the guard cell is turgid stomata open. When it is flaccid, stomata closed.
APPEARS IN
RELATED QUESTIONS
What are the two parts of peripheral nervous system?
The two antagonistic components of the autonomic nervous system are ______ and ______.
Autonomous nervous system carries sensation from the organs to the brain.
Give the name, type and origin of the following cranial nerve:
Number-IX
Which one of the following cranial nerves is responsible for hearing and equilibrium?
Give reason – All spinal nerves are of mixed type.
Write the names of any four motor cranial nerves with their appropriate serial number.
Write name, type and origin of following cranial nerve:
Number X
Give the name and function of VIIth cranial nerve.
Give the name and function of VIIIth cranial nerve.
