geomorphology & earth landforms section 3 Practice Questions Answers Test with Solutions & More Shortcuts

Question : 26 [IAS (Pre) 1994]

When it is noon along 82º30' E longitude along what degree of longitude it will be 6:30 a.m.?

a) At 0º East or West

b) At 165º East

c) At 82º30' West

d) At 67º30' West

Answer: (a)

Question : 27

What is not true of igneous rocks?

  1. they are crystalline
  2. they have a layered structure
  3. they contain metals
  4. they contain fossils

a) 3 and 4

b) 2 and 3

c) 2 and 4

d) 1 and 2

Answer: (c)

Igneous rocks are formed deep inside Earth’s crust (intrusive rocks) or at the surface (extrusive rocks).

As molten rock (known as magma) below the surface cools, the liquid material begins to solidify into minerals of differing sizes and compositions.

Generally, the longer the cooling time, the larger the mineral crystals can grow. Trapped deep in the Earth, magma is allowed to cool slowly. Examples of intrusive rocks are granite and gabbro.

Question : 28

Which of the following are not correct?

  1. Upper layer of the crust is composed of crystalline acidic igneous and metamorphic rocks.
  2. The lower layer of crust has basaltic or ultrabasic rocks.
  3. The mean radius of the earth is 6,400 m.
  4. The core temperature of the earth is approximately 2,000.
Select the correct answer from the codes given below:

a) 3 only

b) 1, 2, 3 and 4

c) None

d) 1, 2 and 4

Answer: (a)

Earth radius is the distance from Earth’s center to its surface, about 6,371 kilometers (3,959 mi).

Question : 29 [UPPCS (Mains) 2011]

Among the following cities which one lies in the farthest North?

a) New York

b) Beijing

c) Rome

d) New Delhi

Answer: (c)

Question : 30 [IAS (Pre) 2015]

The area known as ‘Golan Heights’ sometimes appears in the news in the context of the events related to

a) South-East Asia

b) Central Asia

c) Central Africa

d) Middle East

Answer: (d)

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971 Geomorphology & Earth landforms based indian geography mcq section 3 question answer with explanation pdf

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