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प्रश्न
Define the following term:
Wilting
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उत्तर
The collapse of leaves and stems is frequently the result of excessive water loss through transpiration, which leads to wilting, the loss of turgidity in plant cells.
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संबंधित प्रश्न
The set up shown alongside was kept in sunlight for an hour. It was observed that drops of water appeared on the inside of the polyethylene bag.
- Name the process which is being demonstrated.
- Why was the pot and its soil left uncovered by the polythene bag?
- Why was the pot left in the sunlight?
- Suppose the pot in this experiment was placed inside a dark room instead of placing it in sunlight for some time. What difference will be noticed?
State whether the following statement is true or false. Rewrite the false statement correctly.
Transpiration cools the plant when it is hot outside.
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
Define the term Transpiration stream
Give suitable explanation for the following:
On a bright sunny day, the leaves of certain plants roll up.
Given alongside is the diagram of an experimental set-up to demonstrate a certain phenomenon in plants.
Name the phenomenon being demonstrated.
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.
Define the following term:
Transpiration
Why is transpiration considered as a necessary evil?
A root hair is derived from ______ cell.
