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Questions
Define the following:
Combined water
What is meant by Combined water?
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Solution
Water present in the form of hydrated oxides of silicon, aluminum, etc., is called ‘combined water’.
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RELATED QUESTIONS
Water present in the form of hydrated oxides of Silicon, Aluminium is called ______.
Define the following:
Capillary water
In which forms water is available to roots for absorption?
______ refers to the water that percolates deep in the soil due to the gravity.
Bushy appearance after pruning in garden plants is due to ____________.
The water present in the fine spaces of small non-colloidal soil particles is called ______ water.
Which of the following term correctly describes the microenvironment surrounding the root from which plants absorb water?
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)
