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प्रश्न
Water absorption through roots can be increased by keeping the plants ______.
पर्याय
in the shade
in dim light
under the fan
covered with a polythene bag
उत्तर
Water absorption through roots can be increased by keeping the plants under the fan.
Explanation:
The increased air movement accelerates transpiration, which in turn enhances water uptake by the roots.
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संबंधित प्रश्न
Why is transport of materials necessary in a plant or in an animal? Explain.
What substance/substances are transported in plants by:
xylem vessels and tracheids?
Crossword Puzzle
ACROSS
1. Special tubes through which food material is carried inside the plants body.
3. Channel through which movement of water and minerals occurs.
4. Red coloured fluid inside blood vessels.
5. Loss of water in vapour from the leaves.
9. Four chambered organ located in the chest cavity.
10. Blood vessels which bring blood into the heart. DOWN
2. Red coloured pigment which is a carrier of oxygen.
6. Blood vessels which carry blood from the heart.
7. Blood cells which help in clotting of blood.
8. Process by which water passes into the root hair.
Match the following.
| 1. Symplastic pathway | (a) Leaf |
| 2. Transpiration | (b) Plasmodesmata |
| 3. Osmosis | (c) Pressure in xylem |
| 4. Root Pressure | (d) Pressure gradient |
The phloem is responsible for the translocation of food.
When any dry plant material is kept in water, they swell up. Name and define the phenomenon involved in this change.
The site of photosynthesis in the cells of a leaf is ____________.
Why is transpiration important for plants?
In a tall tree, which force is responsible for pulling water and minerals from the soil?
These consist of two statements – Assertion (A) and Reason (R). Answer these questions selecting the appropriate option given below:
Assertion: Amphibians can tolerate mixing of oxygenated and deoxygenated blood.
Reason: Amphibians are animals with two chambered heart
