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31.

The earth revolves around the sun at the speed (per minute) of:

A.	1000 km	B.	1200 km
C.	1300 km	D.	More than 1600 km

32.

Seasonal variation is the least:

A.	In the Arctic Circle	B.	At latitude
C.	In the Tropic of Cancer	D.	At the equator

33.

The surface of earth that lies between the Tropic of Cancer and the Tropic of Capricorn is called:

A.	Torrid zone	B.	Frigid zone
C.	Temperate zone	D.	South temperate zone

34.

The approximate diameter of the earth is:

A.	15600 km	B.	14500 km
C.	14000 km	D.	13500 km

35.

The place which has the longest day and the shortest night on 22nd December is:

A.	Melbourne	B.	Belhi
C.	Tokyo	D.	Madrid

36.

The polar diameter of the earth is shorter than equatorial diameter by about:

A.	40 km	B.	43 km
C.	48 km	D.	53 km

37.

Which of the following pairs of metals are supposed to constitute the internal core of the earth?

A.	Chromium	B.	Nickel and iron
C.	Iron and copper	D.	Magnesium and lead

38.

The specific gravity of the earth as a whole is:

A.	4.5	B.	4.65
C.	5.52	D.	6.68

39.

Vernal Equinox occurs on:

A.	21-Dec	B.	21-Mar
C.	8-Jun	D.	14-Jul

40.

The earth revolves round the sun in its orbit by approximately:

A.	1	B.	2
C.	3	D.	4