Net irrigation + field irrigation losses are the requirement of _____________________?

Related Mcqs:

1. The losses of irrigation water due to the seepage but That. does not join the under ground reservoir is called __________________?

   A. Seepage losses
   B. Absorption losses
   C. Evaporation losses
   D. Percolation losses

2. The field capacity is the amount of water retained by a saturated soil mass after being acted by gravity. The amount of water required to bring the soil moisture content of that soil up to field capacity is called__________________?

   A. Soil-moisture deficiency
   B. Field-moisture deficiency
   C. Equivalent-moisture deficiency
   D. a and b are correct

3. Art of mixing saline water with fresh water in accordance with some ratio for irrigation purpose is called _________________?

   A. Amalgamation
   B. Mixing of water
   C. Desalinization
   D. All are correct

4. Art of making saline water fit for irrigation and drinking through the processes of membrane technique and reverse osmosis is called ___________________?

   A. Desalinization
   B. Water application
   C. Water mixing
   D. All are correct

5. Presently percentage of area irrigation to that of total cultivated area in our country is __________________?

   A. 80%
   B. 60%
   C. 40%
   D. 27%

6. The unit of volume of water used in irrigation practice in FPS system is Acre-Foot. there fore one Acre- Foot is equal to ___________________?

   A. 40560ft3
   B. 41560ft3
   C. 43560 cubic feet
   D. 42560ft3

7. The discharge carrying capacity of an irrigation channel depends upon ____________________?

   A. Silt grade, charge and slope
   B. Channel dimensions
   C. Sediment size
   D. Silt amount and bed slope

8. A water flow available in the drains without irrigation season i.e.flow of sanitary sewage is called____________________?

   A. Municipal flow
   B. Dry weather flow
   C. Waste water flow
   D. Surface flow

9. Water logging caused by ____________ water, which during excessive irrigation percolates down and join under ground water table?

   A. Capillary
   B. Hygroscopic
   C. Gravity
   D. Free

10. The horizontal flow of water in irrigation channel or canal leading to water loss is called as:_________?

    A. Infiltration
    B. Percolation
    C. Seepage
    D. All of these

    Submitted by: Shafiq Rehman