Advertisements
Advertisements
Question
Define the term Vital capacity.
Solution
The largest amount of air that can be expelled following a maximum inspiration. It is the sum of TV, IRV, and ERV and ranges from 4100 to 4600 mL.
RELATED QUESTIONS
Name the process by which water loss takes place through the leaves.
An apparatus as shown below was set up to investigate a physiological process in plants. The setup was kept in sunlight for two hours. Droplets of water were then seen inside the bell jar. Answer the questions that follow:
Name the process being studied.
Answer the following question.
Define and or explain the term:
Transpiration
Stomata of a plant open due to ______.
The lower surface of leaf will have more number of stomata in a ______.
ABA (Abscisic acid) is called a stress hormone. How does this hormone overcome stress conditions?
Water molecule is very polar. Polar end of molecule attracts opposite charges on another water molecule (acts like magnet). How will you explain this property of water with reference to upward movement of water? Comment on the upward movement of water given the intermolecular hydrogen bonding in water.
A root hair is derived from ______ cell.
Enlist different advantages of transpiration.
(a) State whether the following statement are True or False.
(b) Rewrite the false statement in the correct form by changing either the first or the last word only.
Transpiration helps to cool the body of the plant.