Irrigation Engineering Online Test - Paper 2

Created by

Vikash chaudhary

This is a FREE online test. Beware of scammers who ask for money to attend this test.

Get fresh, new questions in each attempt.

Total Questions: 30
Time Allotted: 30 minutes
Passing Score: 50%
Randomization: Yes
Certificate: No
Do not refresh the page!
👍 All the best!

1 / 30

1. The method of irrigation, in which land surrounded by natural or artificial banks is flooded, is known as

a) broad irrigation

b) natural irrigation

c) basin irrigation

d) none of the above

2 / 30

2. The crop that improves the nitrogen content of the soil is

a) aquatic crop

b) perennial crop

c) leguminous crop

d) all of the above

3 / 30

3. Darcy's formula is given by

a) the rate of flow is proportional to the hydraulic gradient

b) the rate of flow is proportional to the exit gradient

c) the rate of discharge is proportional to the hydraulic gradient

d) the rate of discharge is proportional to the exit gradient

4 / 30

4. If the demand line drawn from a ridge in a flow-mass curve does not intersect the curve again, it shows

a) demand cannot be met by inflow

b) reservoir was not full at the beginning

c) both (a) and (b)

d) none of the above

5 / 30

5. If there are two canals taking off from each bank of a river, then there will be

a) one divide wall and one under sluice

b) one divide wall and two under sluice

c) two divide walls and one under sluice

d) two divide walls and two under sluice

6 / 30

6. According to Kennedy's theory, the silt supporting eddies are generated due to

a) roughness of the bed

b) roughness of the sides

c) both (a) and (b) above

d) none of the above

7 / 30

7. The overflow portion of dam, over which surplus discharge flows from the reservoir to the downstream is known as:

a) spillway

b) dam

c) groyne

d) channel

8 / 30

8. *A wall built across a small channel and provided with a regulating arrangement to head up water on the upstream side is known as

a) head wall

b) regulating wall

c) retaining wall

d) none of the above

9 / 30

9. Find the culturable command area from the following data. GCA = 400 Ha, wheat = 200 Ha, maize = 50 Ha, paddy = 100 Ha, barren land = 50 Ha

a) 200 Ha

b) 150 Ha

c) 50 Ha

d) 350 Ha

10 / 30

10. *A device provided near weirs or dams to facilitate the migration of fish upstream or downstream around the weirs is called

a) fish net

b) fish ladder

c) fish channel

d) fish pond

11 / 30

11. *The hydraulic jump is known as

a) standing wave

b) positive surge

c) negative wave

d) none of the above

12 / 30

12. The name of the structure that destroys the energy is called

a) stilling basin

b) reservoir

c) head regulator

d) all of the above

13 / 30

13. *In a concrete-lined canal, the permissible velocity of water is

a) 1 m/sec

b) 2 m/sec

c) 3 m/sec

d) 4 m/sec

14 / 30

14. Waterlogging may result from

a) over-irrigation

b) inadequate drainage

c) seepage from adjoining reservoirs, etc.

d) all of the above

15 / 30

15. As compared to a gravity dam, earthen dams

a) require a sound rock foundation

b) require less skilled labour

c) require skilled labour

d) require more cost

16 / 30

16. *A facing of dry stone pitching or other material laid on a sloping face of earth to maintain the slope in position or to protect it from erosion is called

a) reinforcement

b) revetment

c) lining

d) none of the above

17 / 30

17. *The amount of water required to fill up the pore spaces in soil particles by replacing all air held in pore spaces is known as

a) filled capacity

b) available moisture

c) saturation capacity

d) all of the above

18 / 30

18. Which of the following crops are in Rabi groups?

a) groundnut

b) sugar cane

c) bajra

d) none of the above

19 / 30

19. An impervious wall inside an earthen dam to reduce seepage is known as

a) core wall

b) diaphragm wall

c) pug wall

d) all of the above

20 / 30

20. The most commonly adopted method of irrigation for cereal crops is

a) furrow flooding

b) border flooding

c) check flooding

d) free flooding

21 / 30

21. The main function of a distributory head regulator is

a) to regulate the supply entering the distributory from the parent channel

b) to control the silt entering into the distributory

c) to serve as a meter for discharge measurement

d) all of the above

22 / 30

22. In a gravity dam, tailwater causes

a) decrease in principal stress

b) decrease in shear stress

c) increase in both principal and shear stress

d) both (a) and (b) of above

23 / 30

23. According to Lacey's theory, the depth of scour in the case of a right-angle bend is

a) 1.414D

b) 1.667D

c) 2D

d) 2.5D

24 / 30

24. In a gravity dam, the total force due to wave pressure acts at a height of (Where hw is the height of wave)

a) 0.375 hw above the still water level

b) 0.5 hw above the still water level

c) 0.66 hw above the still water level

d) 0.92 hw above the still water level

25 / 30

25. *A groyne

a) widens a river channel to improve its depth

b) deteriorates the river banks

c) silts up the area in the vicinity by creating a slack flow

d) none of the above

26 / 30

26. In a gravity weir, the uplift pressure is resisted by

a) weight of floor

b) bending action of reinforced concrete floor

c) punching action of the floor

d) none of the above

27 / 30

27. *The most efficient section of a channel is

a) triangular

b) rectangular

c) square

d) trapezoidal

28 / 30

28. *When the bed level of the canal is higher than the HFL of the drainage, then the cross drainage work is known as

a) an aqueduct

b) syphon aqueduct

c) canal syphon

d) super passage

29 / 30

29. *Main purpose of mean water training for rivers is

a) flood control

b) to keep the channel in good shape by sufficient disposal of suspended and bed load

c) to provide sufficient depth of water in navigable channels during low water position

d) all of the above

30 / 30

30. The kor depth for rice is 19 cm, and the kor period is 14 days. The outlet factor for this will be

a) 473 hectares/m³/sec

b) 637 hectares/m³/sec

c) 837 hectares/m³/sec

d) none of the above

Please provide accurate information so we can send your Achievement Certificate by mail.

NameEmailPhone Number

Your score is

Please provide your feedback.

Thank you for your valuable feedback.

Buy Irrigation Engineering MCQ PDF for Offline Study

Irrigation Engineering Online Test – Paper 2

Please provide accurate information so we can send your Achievement Certificate by mail.

Related MCQs