Related Mcqs:

1. If the intensity of rainfall is more than the infiltration capacity of soil, then the infiltration rate will be______________?

   A. equal to rate of rainfall
   B. equal to infiltration capacity
   C. more than rate of rainfall
   D. more than infiltration capacity

2. The rainfall on five successive days were measured as 100 mm, 80 mm, 60 mm, 40 mm and 20 mm respectively. If the infiltration index or the storm loss rate for the catchment area is earlier estimated as 50 mm/day, the total surface run off will be________________?

   A. 50 mm
   B. 60 mm
   C. 90 mm
   D. 140 mm

3. Infiltration capacity_________________?

   A. is a constant factor
   B. changes with time
   C. changes with location
   D. changes with both time and location

4. Infiltration is the_______________?

   A. movement of water through the soil
   B. absorption of water by soil surface
   C. both (A) and (B)
   D. none of the above

5. The ratio of rate of change of the discharge of an outlet to the rate of change of the discharge of distributing channel is called________________?

   A. proportionality
   B. flexibility
   C. setting
   D. sensitivity

6. Under the same conditions, which of the following shapes of water surface will give the highest rate of evaporation ?

   A. flat water surface
   B. convex water surface
   C. concave water surface
   D. independent of shape of water surface

7. Rate of evaporation from a water surface increases if_________________?

   1) difference of vapour pressure between water and air is increased
   2) velocity of wind is decreased
   3) concentration of soluble solids in water is decreased
   The correct answer is?

   A. (1) and (i2)
   B. (2) and (3)
   C. (2) and (3)
   D. (1), (2) and (3)

8. An artesian aquifer is the one where______________?

   A. water surface under the ground is at atmospheric pressure
   B. water is under pressure between two impervious strata
   C. water table serves as upper surface of zone of saturation
   D. none of the above

9. A land is known as waterlogged_________________?

   A. when the permanent wilting point is reached
   B. when gravity drainage has ceased
   C. capillary fringe reaches the root zone of plants
   D. none of the above

10. Which of the following canal outlets maintains a constant discharge ?

    A. non-modular outlet
    B. flexible outlet
    C. rigid module
    D. none of the above