Common Section [GATE (Graduate Aptitude Test in Engineering) Geology & Geophysics (GG)]: Questions 51 - 54 of 384

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Question 51

Question MCQ▾

The basic difference between a lake and a tank is

Choices

Choice (4)Response

a.

A tank is big while lake is small

b.

Lake and tank are both land enclosed water bodies but tank is manmade

c.

A lake can be in oceans as well as land, tank is only on land

d.

A lake is big while tank is small

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Question 52

Question MCQ▾

In tropical humid conditions, when weathering takes place which of the following is lost from feldspar

Choices

Choice (4)Response

a.

Potassium

b.

Silica

c.

Iron

d.

Calcium

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Question 53

Question MCQ▾

Identify the following rock

(i) It is coarse grained igneous rock consisting essentially of quartz, feldspar, and mica

(ii) It has high proportion of silica

(iii) It has less specific gravity

(iv) It ranges in colour from light grey to medium grey

Which is correct?

Choices

Choice (4)Response

a.

Peridotite

b.

Andesite

c.

Gabbro

d.

Granite

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Question 54

Question MCQ▾

What is granite?

Choices

Choice (4)Response

a.

A common igneous rock that cooled relatively slowly and is made up of feldspar and quartz

b.

A common mineral that makes up a large part of the earth՚s crust

c.

A common igneous rock that cooled at the surface and is composed of feldspar and pyroxene

d.

An igneous rock type that is a major constituent of lava

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