Entry Test MCQ :: Man and His Environment

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11.

______% of our energy requirements are met from fossil fuels

A.	50	B.	55
C.	90	D.	95

12.

Which sequence is correct?

A.	Dead plants?lignite?peat?coal	B.	Dead plants?peat?lignite?coal
C.	Dead plants?coal?lignite?ash	D.	Dead animals?peat?lignite?coal

13.

Hydroelectricity is generated by using ______ of falling water.

A.	Potential energy	B.	Gravitational energy
C.	Kinetic energy	D.	All of these

14.

Driving force for all the cycles in ecosystem is

A.	Water	B.	Soil
C.	Sun	D.	Air

15.

Tides are caused by

A.	Gravitational pull of sun	B.	Movements of large animals in water
C.	Uneven water body floor	D.	High winds

16.

Wind blows from area of

A.	Low pressure to high pressure	B.	High pressure to low pressure
C.	Moderate pressure to high pressure	D.	Low pressure to low pressure

17.

Geothermal energy is

A.	Energy obtained from nuclear fuel	B.	Energy obtained from burning natural fuels
C.	Heat energy trapped underground	D.	Energy obtained from blowing hot winds

18.

Hot substance is escaped from inside the earth in the form of

A.	Volcanoes	B.	Hot springs
C.	Geysers	D.	All of these

19.

In oceans of tropical regions

A.	Temperature of surface water is 40?C and 10?C at depth	B.	Temp of surface water is 25?C and 5?C at depth
C.	Surface water 50?C and depth 20?C	D.	Surface water 10?C and depth 15?C

20.

Study of human population and things that affect them is

A.	Ecology	B.	Demography
C.	Demology	D.	Environment study