Watershed and Range Management

A. Land consideration: Land is divided into small pieces of different owners
B. Land classification: Should be done according to (i) Permeability (ii) Percentage of cover (iii) Type of vegetation cover
C. Both (a) & (b)
D. None of these

A. Preparation of seed beds for established of plants
B. To eliminate weed competition
C. To replace soil layer by fresh layer soil
D. All of the above

A. Mulch tillage
B. Contour cultivation
C. Tie Ridging
D. Sub-soiling
E. All of the above

A. Intercropping
B. Strip cropping
C. Rotation cropping
D. All of the above

A. It is quantity of water flowing in the stream or channel
B. Quantity, quality and timing of water yields are mostly affected by man
C. Both (a) & (b)
D. None of these

A. Cusecs: flow of cubic feet per second
B. Cumecs: flow of cubic meter per second
C. Acre feet: volume of water required to cover one acre to a depth of one feet
D. All of the above

A. Channel interception or direct precipitation over the steam rain flow incident
B. Surface run-off
C. Sub-surface flow or inter-flow
D. Base flow
E. All of the above

A. Seasonal flow: It is produced in direct response to rainfall as steam lies above water table. The channel is called influent
B. Intermittent flow: This flow is sustained for extended periods of time during rainy or snow melt season
C. Both (a) & (b)
D. None of these

A. When discharge is plotted over time in minutes, hours
B. Days resulting curve is known as hydrograph
C. Both (a) & (b)
D. None of these

A. Q = AV
B. A = Cross Sectional Area
C. V = Velocity of Water
D. All of the above