Lift Irrigation – MCQ

1. In case of lift irrigation, the water is lifted by the help of a

a) Man power.
b) Animal power.
c) Mechanical power.
d) All of these.

2. Which of the following statement is True

a) Doon consists of wooden or galvanised tin sheet.
b) Doon has two ends, one end is open and other is closed.
c) Doon is anchored over a fulcrum.
d) All of these.

3. Which of the following method is used for lifting water from deep open well.

a) Swinging Basket.
b) Archimedean screw.
c) Doon.
d) Windlass.

4. Specific yield is expressed by

a)
b)
c)
d)

5. Without causing any failure of the well, the rate of pumping of water from the well is known as

a) Efficiency of a well.
b) Yield of a well.
c) Specific capacity of a well.
d) None.

6. The impermeable formation which may contain water but is not capable of transmitting water is know as

a) Aquitard.
b) Aquiclude.
c) Aquifuge.
d) Aquifer.

7. The permeable formation of the soil of the earth’s crust is known as

a) Aquitard.
b) Aquiclude.
c) Aquifuge.
d) Aquifer.

8. The impervious formation which neither contain nor can transmit water is know as

a) Aquitard.
b) Aquiclude.
c) Aquifuge.
d) None of these.

9. Specific capacity is expressed by (in cumec)

a) Q/S
b) S/Q
c) 2Q/S
d) 2S/Q

10. Man or animal power is adopted for lifting water from

a) Surface sources.
b) Underground sources.
c) Both.
d) None of these.

11. The discharge per unit drawdown is known as

a) Specific Yiel.
b) Specific capacity.
c) Efficiency of a well.
d) Specific retention.

12. The base of the con of depression is known as

a) Cone of depression.
b) Verticle depression.
c) Circle of Influence.
d) All of these.

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