CSS :: Watershed and Range Management

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101.

The Watershed is:

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

102.

It is delineated by a circumscribing boundary called:

A.	The divide and has an outlet which is either the moth of the stream	B.	A measuring point
C.	Other designated point of interest	D.	All of the above

103.

Watershed' is preferred in U.S. Literature, and 'Catchment' is more common in _______ terminology:

A.	English	B.	German
C.	Both (a) & (b)	D.	None of these

104.

The terms _______ are used synonymously:

A.	Watershed and Catchment	B.	Land body and dimension depth
C.	Both (a) & (b)	D.	None of these

105.

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:

106.

Watershed management is:

A.	The management of watershed area to achieve certain objectives of management	B.	The objective can be conservation of soil and water, regulation of stream flow regime, flood control, reduction of sediment, ground water recharge etc.
C.	Both (a) & (b)	D.	None of these

107.

About 70% of the ______ hectares of land on earth are watershed land:

A.	10 billion	B.	15 billion
C.	20 billion	D.	25 billion

108.

People in habiting:

A.	The watershed areas are surviving just on subsistence level due to limited resource gradually getting	B.	Further improverished on account of over-grazing, removal of vegetation, and cultivation on steep scopes
C.	Both (a) & (b)	D.	None of these

109.

At present ______ population is living in the watershed areas and are converting forest into agriculture land for food production:

A.	50-80%	B.	55-85%
C.	60-90%	D.	65-95%

110.

It is estimated that ______ square km land has been converted to unproductive deserts in the last 50 years:

A.	3.7 million	B.	3.8 million
C.	3.9 million	D.	4 million