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71
Tropical deserts are rich in ________ resources.
Discuss
Answer & Solution
Answer: Option A
Solution:
Tropical deserts are rich in mineral resources. Rich mineral resources are found chiefly in deserts, and some are unique to deserts. Those minerals that occur naturally in dry saline inland bodies of water require sediments and near-surface brines for their formation. Minerals such as borax, sodium nitrate, sodium carbonate, bromine, iodine, calcium and strontium compounds are created when water in desert lakes (playa) evaporate.
72
Amongst the following, which is the largest island?
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Answer & Solution
Answer: Option D
Solution:
New Guinea is the largest island with a size of (2,941,517 sq miles).
73
The Continents of Africa and Europe, at their close at point are separated from each other by the strait of
Discuss
Answer & Solution
Answer: Option C
Solution:
The Estrecho de Gibraltar which is also known as the Strait of Gibraltar is a channel connecting the Atlantic Ocean to the Mediterranean Sea. The channel lies between the northwesternmost part of Africa and the southernmost part of Europe.
74
Which is the correct sequence of the given American cities from West to East?
Discuss
Answer & Solution
Answer: Option B
Solution:
Yhe correct sequence of the given American cities from West to East are San Francisco - Salt Lake City Pittsburgh - Boston.
75
The formation of Extrusive rocks takes place ________
Discuss
Answer & Solution
Answer: Option A
Solution:
The formation of Extrusive rocks takes place by solidification of magma above the earth's surface. Extrusive igneous rocks cool and solidify quicker than intrusive igneous rocks. They are formed by the cooling of molten magma on the earth's surface.
76
Which of the following varieties of coal accounts for the maximum coal output of the world?
Discuss
Answer & Solution
Answer: Option C
Solution:
Bituminous varieties of coal accounts for the maximum coal output of the world. Bituminous coal or black coal is a relatively soft coal containing a tarlike substance called bitumen or asphalt. It is of higher quality than lignite coal but of poorer quality than anthracite. Formation is usually the result of high pressure being exerted on lignite.
77
Which of the following has to be crossed over to reach Colombo from Kanyakumari?
Discuss
Answer & Solution
Answer: Option C
Solution:
Colombo lies on the western side of Sri Lanka where lies the water body of Gulf of Mannar. So, Gulf of Mannar has to be crossed to reach Kanyakumari.
78
Condensation occurs when
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Answer & Solution
Answer: Option A
Solution:
Condensation occurs when the air is cold. Cold air holds less water vapor than warm air. This is why warm climates are often more humid than cold ones: Water vapor remains in the air instead of condensing into rain. Cold climates are more likely to have rain, because water vapor condenses more easily there.
79
Where is Copacabana Beach located?
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Answer & Solution
Answer: Option C
Solution:
Copacabana Beach is located in Rio de Janeiro. Located in Zona Sul, Copacabana Beach is one of the most famous and most beautiful beaches in the world.
80
Which one of the following countries is land locked?
Discuss
Answer & Solution
Answer: Option A
Solution:
Bolivia Is Landlocked because this landlocked country doesn't have access to one. At least, not anymore: During the War of the Pacific, a land fight with Chile that lasted from 1879 to 1883, Bolivia ceded all 250 miles of its coastline.