Advertisements
Advertisements
प्रश्न
Enlist different advantages of transpiration.
Mention two advantages of transpiration.
Advertisements
उत्तर
- It removes excess water.
- It aids in the passive absorption of soil water and nutrients.
- It promotes sap ascent.
- Because stomata are open, gaseous exchange is enhanced, which is essential for photosynthesis and respiration.
- It keeps the turgor of the cells intact.
- Transpiration aids in lowering the temperature of the leaf and providing a cooling effect.
APPEARS IN
संबंधित प्रश्न
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.
- Explain the process named above in Q.3(a)(i).
- Why was the pot covered with a plastic sheet?
- Suggest a suitable control for this experiment.
- Mention two ways in which this process is beneficial to plants.
- List three adaptations in plants to reduce the above mentioned process.
The loss of water in the form of water vapour through stomata on leaves is known as ___________.
Multiple choice question. Tick (✓) the correct choice:
The loss of water through the stomata of leaves is called
(a) transpiration
(b) wilting
(c) evaporation
(d) osmosis
The figure given below represents an experimental setup with a weighing machine to demonstrate a particular process in plants. The experimental setup was placed in bright sunlight. Study the diagram and answer the following questions.
Name the process intended for study.
What type of transpiration is possible in the xerophyte Opuntia?
During transpiration, there is a loss of ______
Plants lose water by the process of transpiration.
Guard cells are responsible for the opening and closing of stomata.
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.
Why is transpiration less in the still wind?
