A watershed may be just be small depression of the land or it may comprise whole sub-continents as for the large river basins of the eearth:
A.Wolga
B.Indus
C.Ganges
D.Amazonas
E.All of the above
A.Wolga
B.Indus
C.Ganges
D.Amazonas
E.All of the above
A.Agricultural productivity
B.Improvement of land
C.Growth of weeds
D.None of these
A.Precipitation
B.Canopy interaction
C.Thorough fall
D.Stem flow
E.All of the above
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.The region is not in itself a water producing area
B.In the north, several large tributaries join the Indus
C.The Jhelum Chenab, Ravi and Sutlej flow in to it from the east and the Kabul, Swat, Kurram and Gomel descend from the western ranges
D.All of the above
A.All range lands of Pakistan be developed/managed primarily for livestock production consistent with multiple land use concept
B.Independent and effective organisations be created at provincial as well as central levels to develop and manage vast rangelands resources
C.The survey of record of rights, where it has not been carried out yet, be taken in hand as quickly as possible
D.Preparation of livestock feeds from agro-industrial wastes and by-products be encourages
E.All of the above
A.It is a Land body which drains into a stream system
B.Its an other name of catchment watershed
C.Both (a) & (b)
D.None of these
A.The biological techniques like stabilization of sand dunes should be expanded over to other ranges also
B.Range lands provide habitat for the conservation of wildlife and preservation of other natural resources
C.New innovations like urea molasses etc may help in meeting nutritional requirements of the livestock
D.Research on range lands must be augmented
E.All of the above
A.Albedo
B.Alluvial fans
C.Alluvium
D.Aquiclude
E.All of the above