__________% of total global water is saline and available in oceans ?

Related Mcqs:

1. 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...

2. 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...

3. Art of making saline un-cultivable lands capable of re-cultivation is called.___________________?

   A. Reclamation B. Fertilization C. Growing crops D. Water application...

4. _________% of total global water is fresh and its major portion is obtained from Rains ?

   A. 2% B. 2.5% C. 3% D. 3.2%...

5. The field capacity is the water retained by a saturated soil after free drainage of surplus water to the ground water table but the water retained by a saturated soil after being centrifuged by a centrifugal force of 1000 times that of gravity is called________________?

   A. Soil moisture B. Equivalent moisture C. Field moisture D. Available moisture...

6. A water rise takes place on down stream of sloping glacis, when a stream of water moving with high velocity and low depth strikes another stream of flow moving with low velocity and high depth, such breakage in water surface is called______________?

   A. Water wave B. Water tide C. Hydraulic jump D. Afflux...

7. A water pool is designed on the down stream of the hydraulic structure to dissipate the energy of falling water by providing a water cushion called ______________________?

   A. Water pool B. Cistern C. Down stream pond D. Water cushion...

8. The water evaporates from paddy surfaces to the atmosphere in the form of water vapours, these water vapours get collected in the atmosphere and behave & like_________________?

   A. Water B. Snow C. Ice particles D. Gas...

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. Estimated quantity of global water is __________which covers about 70% of earth?

    A. 1.30x109km3 B. 1.32x109km3 C. 1.33x109km3 D. 1.35x109km3...