What is the time interval between two consecutive watering called? |
A) Crop Period
B) Period
C) Base Period
D) Rotation Period
At which point in the entire canal system the duty of water will be more? |
A) Head of the Water-course
B) Head of the Minor
C) Head of the Distributary
D) Head of the Branch
Which one below is an example of the overlapping crop? |
A) Tobacco
B) Wheat
C) Millets
D) Sugarcane
What is the crop ratio of Kharif to rabi crops? |
A) 2:1
B) 1:2
C) 1:3
D) 3:1
Which factor doesn’t influence the root zone depth? |
A) Type of soil
B) Type of crops grown
C) Sub-soil formation
D) The yield of the crop
What is water conveyance efficiency? |
A) The ratio of water used beneficially and the water delivered to the field
B) The ratio of water stored in the root zone and the water delivered to the field
C) The ratio of the quantity of water delivered to the field and quantity of water pumped into the canal
D) The ratio of water stored in the root zone and the water needed before irrigation
Which of the following CD works carry drainage over the canal? |
A) Aqueduct and Syphon Aqueduct
B) Super passage and Syphon
C) Level-crossing and inlets outlets
D) Canal Syphon and Aqueduct
If water table is comparatively high, the irrigation canal becomes useless, due to |
A) Large amount of seepage
B) Water logging of the cultivated areas
C) Uncertain water demand
D) All the above
The structure constructed to allow drainage water to flow under pressure through an inverted syphon below a canal, is called |
A) Syphon
B) Super passage
C) Super-aqueduct
D) Syphon aqueduct
In a Sarda type fall, the rectangular crest, may be used for discharge up to |
A) 6 cumecs
B) 10 cumecs
C) 14 cumecs
D) 20 cumecs