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

Related Mcqs:

1. The loss of head H/ L is proportional to the length of creep. There fore the loss of head per unit creep length is called ______________________?

   A. Hydraulic gradient
   B. Head loss
   C. Creep length
   D. Exit gradient

2. Specific weight of a liquid is defined as the weight per unit volume at standard Temperature & pressure therefore specific weight of water of water is equal to ____________ kg/m3 in MKS system ?

   A. 990
   B. 995
   C. 999
   D. 1000

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

   A. Full irrigation
   B. Field irrigation
   C. Furrow irrigation
   D. Basin irrigation

4. The permissible limit of hardness of water fore low pressure boiler is _____________________?

   A. 30 mg/litre
   B. 40 mg/litre
   C. 50 mg/litre
   D. 60 mg/litre

5. 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

6. Volume of water that unit volume of aquifer will give up by gravity pull is called ____________________?

   A. Specific volume
   B. Specific yield
   C. Specific retention
   D. All are correct

7. 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

8. 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

9. 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

10. The percentage of the volume of water filled in voids to the total volume of solids of soil grains is called__________________?

    A. Void ratio
    B. Degree of compaction
    C. Degree of saturation
    D. Volume of saturation