Watershed and Range Management

A. Solid density increase, f increase
B. As degree of aggregation increases f increases
C. Soil frost, reduces “f”
D. All of the above

A. Direct measurement in water artificially applied
B. Indirect method: several empirical methods have been developed toestimate total infiltration in a catchment
C. Both (a) & (b)
D. None of these

A. Natural burning due to lightening
B. Accidental burning due to negligence
C. Prescribed burning due to for land manufacturing
D. Prescribed burning due to for land manufacturing
E. All of the above

A. Ground fire
B. Stem fire
C. Crown fire
D. All of the above

A. Intensity of fire and its duration
B. Type of vegetation
C. Intensity and time of precipitation
D. All of the above

A. Change of species
B. Human and litter is burnt
C. Soil loss, surface run off and peak flow are increased
D. Infiltration capacity is decreased
E. All of the above

A. Practices for soil protection and flood control
B. Practices for increasing water yield
C. Both (a) & (b)
D. None of these

A. Afforestation with soil stabilization
B. Protection from fire and grazing and cutting tree insect attack
C. Delay in snow melting
D. Encourage deep-rooted plants
E. All of the above

A. Soil stabilization
B. Keep minimum vegetation
C. Favour, shallow rooted species
D. Convert forest to other species and land uses
E. All of the above

A. Vegetation
B. Engineering structures
C. Check dams
D. Diversion channels
E. All of the above