1.
Borrow pits should preferably be located in
2.
Irrigation canals are generally aligned along
3.
The consumptive use of water for a crop
4.
Canals taken off from ice-fed perennial rivers, are known
5.
If water table is comparatively high, the irrigation canal becomes useless, due to
6.
The field capacity of a soil depends upon
7.
A river training work is generally required when the river is
8.
When a canal flowing under pressure is carried below a natural drainage such that its F.S.L. does not touch the underside of the supporting structure, the structure so provided, is called
9.
A hydraulic structure is designed to withstand
10.
The main function of a diversion head works of a canal from a river, is
11.
Pick up the correct statement from the following:
12.
Regime conditions in a channel may occur if
13.
A river is said to be of
14.
The width of a dowla is generally kept between 30 to 60 cm and its height above the road level should invariably be more than
15.
The difference in level between the top of a bank and supply level in a canal, is called
16.
The most suitable location of a canal head work, is
17.
The length and width of a meander and also the width of the river, vary roughly as
18.
A land is said to be water-logged if its soil pores within
20.
Canals constructed for draining off water from water logged areas, are known
21.
A fall in a canal bed is generally provided, if
22.
F.S.L. of a canal at its head with respect to parent channel is kept
23.
Garnett's diagrams are used for graphical solution of design equations of a canal by
24.
Effective precipitation for a crop may be defined as
25.
The state of the soil when plants fail to extract sufficient water for their requirements, is
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