MCQ 1 Variability of rainfall is

• i. Largest in regions of high rainfall
• ii. Largest in coastal areas iii.
• Largest in regions of scanty rainfall

The correct answer is

(A) Only (iii) (B) Only (i) (C) (ii) and (iii) (D) (i) and (ii)

MCQ 2 Which of the following of applying water may be used on rolling land?

(A) Boarder flooding (B) Check flooding (C) Furrow flooding (D) Free flooding

MCQ 11 The value of sodium absorption ratio for high sodium water lies between

(A) 0 to 10 (B) 10 to 18 (C) 18 to 26 (D) 26 to 34

MCQ 7 The duty is largest

(A) At the head of water course (B) On the field (C) At the head of a main canal (D) Same at all places

MCQ 10 The water utilizable by plans is available in soils mainly in the form of

(A) Gravity water (B) Capillary water (C) Hydroscopic water (D) Chemical water

MCQ 5 With the increase in the quantity of water supplied, the yield of most crops

(A) Increases continuously (B) Decreases continuously (C) Increases upto a certain limit and then becomes constant (D) Increases upto a certain limit and then decreases

MCQ 13 The depth of water required to bring the soil moisture content of given soil upto its field capacity is called

(A) Hydroscopic water (B) Equivalent moisture (C) Soil moisture deficiency (D) Pellicular water

MCQ 3 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

MCQ 14 A raingauge should preferably be fixed

(A) Near the building (B) Under the tree (C) In a open space (D) In a closed space

MCQ 8 Which of the following types of raingauge is used for measuring rain in remote hilly inaccessible areas?

(A) Tipping bucket type (B) Weighing type (C) Floating type (D) Symon's rain gauge

MCQ 12 Rate of evaporation from a water surface increases if

(A) Tipping bucket type (B) Weighing type (C) Floating type (D) Simon's raingauge

MCQ 4 A 70% index of wetness means

(A) Rain excess of 30% (B) Rain deficiency of 30% (C) Rain deficiency of 70% (D) None of the above

MCQ 9 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

MCQ 6 Unit of runoff in M.K.S system is

(A) Cubic meter/sec (B) Meter/sec (C) Cubic meter (D) Square meter

MCQ 15 A current meter is used to measure the

(A) Velocity of flow of water (B) Depth of flow water (C) Discharge (D) None of the above