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प्रश्न
In which forms water is available to roots for absorption?
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उत्तर
Some amount of water is held in pores present between the neighbouring soil particles, due to capillarity. This is called capillary water which is available for absorption.
संबंधित प्रश्न
Identify the type of water that is available to the plants.
______ water refers to the water that is present in the fine spaces of small non-colloidal soil particles.
In soil, ______is available for absorption by plant roots.
The water present in the fine spaces of small non-colloidal soil particles is called ______ water.
Plants absorb water from the ______.
Due to which ·of the following reason root cap has no function in water absorption?
Plants absorb water from the ______.
Water which is held very tightly around soil particles by adhesive forces is called ____________water.
Identify the correct match of type of water given in Column-I and its character in column-II and select the correct option.
| Column-I | Column· II | ||
| (i) | Capillary water | (a) | Present in the form of hydrated oxides of Silicon and Aluminium |
| (ii) | Hygroscopic water | (b) | Goes down through large pores between soil particles and reach water table |
| (iii) | Combined water | (c) | Held in between small non-colloidal soil particles |
| (iv) | Gravitational water | (d) | Held tightly around soil particles by adhesive forces |
Fill in the column 'B' with appropriate answer:
| Column A | Column B | ||
| (I) | Water adsorbed on soil particles | (a) | ______ |
| (ii) | Water penetrated deep in soil | (b) | ______ |
| (iii) | Water present as hydrated oxides | (c) | ______ |
| (iv) | Water present between soil particle | (d) | ______ |
(Capillary water, Combined water, Hygroscopic water, Gravitational water)
