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

Question : 6 [NDA/NA 2017-I]

What is the correct sequence from the smallest to the largest grain of the following types of clastic rocks?

a) Conglomerate, sandstone, shale, siltstone

b) Shale, sandstone, conglomerate, siltstone

c) Sandstone, siltstone, conglomerate, shale

d) Shale, siltstone, sandstone, conglomerate

Answer: (d)

Question : 7 [SSC LDEO 2013]

Which of the following is an example of Plutonic Igneous Rock?

a) Slate

b) Basalt

c) Dolomite

d) Granite

Answer: (d)

When magma solidifies under the earth’s surface, it forms plutonic rock bodies or plutons. The most common rock types in plutons are granite, granodiorite, tonalite, monzonite, and quartz diorite.

Question : 8 [SSC CGL (CBE) 2016]

When Granite rocks get metamorphosed, they form

a) Marble

b) Quartzite

c) Slate

d) Gneiss

Answer: (d)

Gneiss is a high-grade metamorphic rock formed by the metamorphosis of granite which is a sedimentary rock. Gneiss is typically associated with major mountain building episodes.

It is often foliated (composed of layers of sheet-like planar structures), characterized by alternating darker and lighter coloured bands, called “gneissic banding”.

Question : 9 [PSC (Pre) 2019]

Where are day and night equal throughout year?

a) Equator

b) North Pole

c) Nowhere

d) South Pole

Answer: (a)

Question : 10 [SSC CGL (CBE) 2016]

The disconnected lines drawn on a map for showing slope

a) Form lines

b) Bench marks

c) Hachure

d) Contours

Answer: (c)

Hachures are short disconnected lines drawn on the map to depict the slope of the ground surface. They are drawn in rows; each row being disconnected from the other.

They are short and closely spaced for steep slopes and relatively long and widely spaced for gentler slopes. Hachures are not drawn for levelled areas, such as a flat valley or a plateau top.

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

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