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Questions
Define the following:
Capillary water
What is meant by Capillary water?
Solution
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.
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RELATED QUESTIONS
Define the following:
Gravitational water
In which forms water is available to roots for absorption?
______ refers to the microenvironment surrounding the root from which plants absorb water.
______ water refers to the water that is present in the fine spaces of small non-colloidal soil particles.
In which of the following zones root hair occurs?
Water absorption takes place through ______.
Due to which ·of the following reason root cap has no function in water absorption?
Which type of water is available to the plants?
Which of the following refers to the water present in the form of hydrated oxides of silicon, aluminium, etc.?
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 |
