Given below are two statements Statement (I): Retention is... | Agrigyan

101
Irrigation and Drainage Engineering- ICAR JRF/SRF 2024
Statement Based

Given below are two statements

Statement (I) : Retention is storage held for a long period of time and depleted by evaporation
Statement (II) : Detention is short term storage depleted by flow away from storage location

In light of the above statements, choose the most appropriate answer from the options given below.

102
Irrigation and Drainage Engineering- ICAR JRF/SRF 2024
Match the Following
Match List with List. \(Characteristics) method)

Choose the correct answer from the options given below :

List - I
Baseflow Separation Method
List - II
Technique
A Straight line method Straight line method I Connects point of hydrograph rise directly to inflection point on recession limb Connects point of hydrograph rise directly to inflection point on recession limb
B Fixed base method Fixed base method II Extends surface runoff duration for fixed time interval 'N' days after peak Extends surface runoff duration for fixed time interval 'N' days after peak
C Variable slope method Variable slope method III Extends pre-storm recession curve under the hydrograph peak Extends pre-storm recession curve under the hydrograph peak
D Digital filter method Digital filter method IV Uses signal processing recursive algorithm to separate high and low frequency components Uses signal processing recursive algorithm to separate high and low frequency components
103
Irrigation and Drainage Engineering- ICAR JRF/SRF 2024
Arranging Order

Arrange the following parts of greenhouse from ground surface to top of the greenhouse

(A) . Curtain wall
(B) . Side wall
(C) . Eave
(D) . Ridge

Choose the correct answer from the options given below:

104
Irrigation and Drainage Engineering- ICAR JRF/SRF 2024
MCQ (Single Correct)
‘Auger hole method is used to determine
105
Irrigation and Drainage Engineering- ICAR JRF/SRF 2024
MCQ (Single Correct)

Read the following statements regarding vertical drainage

(A) . Itis form of subsurface drainage
(B) . Drainage is carried out by wells
(C) . Water table should be continuous from the shallow layer down to the deep pumped layer
(D) . Hydraulic conductivity of drained layer should allow free percolation of water

Choose the correct answer from the options given below:

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