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प्रश्न
In a tall tree, which force is responsible for pulling water and minerals from the soil?
विकल्प
Gravitational force
Transportation force
Suction force
Conduction force
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उत्तर
Suction force
Explanation:
The root cells absorb water and mineral salts continuously from the soil. The evaporation of water from the leaf surfaces during the process of transpiration produces a suction force (transpiration pull) that causes the water to move upwards.
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संबंधित प्रश्न
What are the components of the transport system in highly organised plants?
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Match the pairs:
| Group ‘A’ | Group ‘B’ |
| (1) Parasitic plant | (a) Mushroom |
| (2) Insectivorous plant | (b) Lichen |
| (3) Saprophytic plant | (c) Drosera |
| (4) Symbiotic plant | (c) Drosera |
