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D Question 35 The expanse of land from which a stream receives runoff is the O d

ID: 295626 • Letter: D

Question

D Question 35 The expanse of land from which a stream receives runoff is the O drainage divide O drainage basin O discharge O order O tributary D Question 36 Which of these characteristics would increase surface runoff? O more permeable soils 0 less vegetation 0 thicker soils O larger infiltration capacities O shallower slopes D Question 37 A decrease in stream discharge will most likely result in an increase in_ O drainage area O stream energy O stream capacity stream competence O stream deposition

Explanation / Answer

35) drainage basin

The land which provide the runoff is called as drainage basin, in which one stream connect to other and finally meet to river this way drainage basin form. There are different order of river normally from 1st order to 6th order. There are different method which are used in to find the order of the stream. Strahler method is very popular.

Tributary is are stream which finally meets to the river. Not to sea.

36) less vegetation.

The surface runoff will be higher if there is no obstacle.

If the soil is present and if is present then it may lead to infiltration which will cause low surface runoff. Other is shallower slopes will cause water to stay at place for longer time this may lead to infiltration also that's why option B will be correct.

37) Stream deposition

the primary cause for decrease in stream discharge will be stream deposition

Stream energy cannot be cause for decrease in stream discharge. Other is drainage area, area cannot affect the stream discharge unless it is uplifted. If stream capacity is increased then stream discharge should also increased. Stream discharge is independent on stream competence.