Under what conditions are diamonds developed?

C. High temperature and high pressure

A. High temperature and low pressure

B. Low temperature and high pressure

C. High temperature and high pressure

D. Low temperature and low pressure

Everyday Science · Earth Science & Geology · page 3 of 10

Rocks, Minerals & Landforms MCQs with Answers

Includes 24 past paper MCQs (marked).

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Rocks, Minerals & Landforms MCQs (21–30)

10 MCQs with answers and a short one-liner. Hide answers to test yourself.

Past paper MCQs in this chapter · See all past papers

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21.
Organic matter is completely absent in ?
Correct Answer: C. Igneous rocks
One-liner
Organic matter is completely absent in igneous rocks because they are formed from the cooling and solidification of molten magma or lava at extremely high temperatures that destroy all organic material.
22.
Size of micro fossil ranged between _?
Correct Answer: C. 0.05–2 mm
One-liner
The size of micro fossils ranges between 0.05–2 mm.
23.
Slow cooling of crystal yields to produce?
Correct Answer: B. Large crystals
One-liner
Slow cooling of a crystal yields large crystals because atoms get sufficient time to arrange themselves in a well-ordered, extended lattice structure.
24.
Past Paper MCQ
The element present in large amount in rocks and minerals is?
Correct Answer: D. Silicon
One-liner
The element present in large amounts in rocks and minerals is Silicon.
25.
The process of fossil formation is known as ?
Correct Answer: D. Fossilization
One-liner
The process of fossil formation is known as fossilization.
26.
More than 50% of the Earth’s crust consists of plains.
Correct Answer: A. Low land
One-liner
More than 50% of the Earth's crust consists of low land plains.
27.
The remains or traces of living organisms from past are named as?
Correct Answer: D. Fossils
One-liner
The remains or traces of living organisms from past are called fossils.
28.
Which type of rock constitutes approximately 4% of the Earth's crust?
Correct Answer: A. Shale
One-liner
Shale constitutes approximately 4% of the Earth's crust by volume.
29.
Under what conditions are diamonds developed?
Correct Answer: C. High temperature and high pressure
One-liner
Diamonds are developed under high temperature and high pressure conditions deep within the Earth's mantle.
30.
The main reason for the formation of caves is _?
Correct Answer: A. Erosion of rocks by water
One-liner
The main reason for the formation of caves is erosion of rocks by water.

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Rocks, Minerals & Landforms MCQs with Answers

Rocks, Minerals & Landforms MCQs (21–30)

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