Rocks and Minerals Quiz: Test Your Knowledge of Geology

Question 1

Which of the following characteristics is NOT used to classify rocks?

Accepted Answer

Color

Answer

Texture

Answer

Grain Size

Answer

Mineral Composition

Question 2

Metamorphic rocks are formed by:

Accepted Answer

Transforming existing rocks under intense heat and pressure.

Answer

Compaction and cementation of sediments.

Answer

Rapid cooling and solidification of magma.

Question 3

Granite is an example of an:

Accepted Answer

Igneous rock

Answer

Sedimentary rock

Answer

Metamorphic rock

Question 4

The mineral with the highest known hardness on Earth is:

Accepted Answer

Diamond

Answer

Quartz

Answer

Talc

Answer

Mica

Question 5

The process of breaking down rocks into smaller pieces is known as:

Accepted Answer

Weathering

Answer

Deposition

Answer

Compaction

Answer

Erosion

Question 6

Rocks formed from the accumulation and cementation of sediments are called:

Accepted Answer

Sedimentary rocks

Answer

Igneous rocks

Answer

Metamorphic rocks

Question 7

Which of the following is NOT a characteristic of a mineral?

Accepted Answer

Formed from living organisms

Answer

Solid form

Answer

Definite chemical composition

Answer

Naturally occurring

Question 8

The rock cycle describes a:

Accepted Answer

Continuous process of rock transformation

Answer

Linear progression from igneous to sedimentary to metamorphic rocks.

Answer

Process limited to weathering and erosion.

Question 9

A rock with a coarse-grained texture, such as granite, is likely to be:

Accepted Answer

Igneous

Answer

None of the above

Answer

Metamorphic

Answer

Sedimentary

Question 10

Which mineral is widely used in the construction industry?

Accepted Answer

Quartz

Answer

Talc

Answer

Diamond

Answer

Gold

Question 11

Which of the following is NOT a property of minerals?

Accepted Answer

Malleability

Answer

Crystal structure

Answer

Natural occurrence

Answer

Hardness

Question 12

What is the name of the process by which rocks change from one type to another?

Accepted Answer

Rock cycle

Answer

Weathering

Answer

Erosion

Answer

Mineralization

Question 13

Which rock type is formed from the cooling and solidification of magma or lava?

Accepted Answer

Igneous

Answer

Sedimentary

Answer

Metamorphic

Answer

Volcanic

Question 14

What mineral is the primary component of granite?

Accepted Answer

Feldspar

Answer

Calcite

Answer

Mica

Answer

Quartz

Question 15

Which of the following is a characteristic of metamorphic rocks?

Accepted Answer

Foliated or banded texture

Answer

Extrusive origin

Answer

High porosity

Answer

Organic content

Question 16

What is the name of the scale used to measure the hardness of minerals?

Accepted Answer

Mohs scale

Answer

Rockwell scale

Answer

Brinell scale

Answer

Vickers scale

Question 17

Which of the following is a type of sedimentary rock?

Accepted Answer

Sandstone

Answer

Marble

Answer

Basalt

Answer

Granite

Question 18

What is the process by which rocks break down into smaller fragments?

Accepted Answer

Weathering

Answer

Deposition

Answer

Metamorphism

Answer

Erosion

Question 19

Which of the following is NOT a mineral used in jewelry?

Accepted Answer

Mica

Answer

Diamond

Answer

Ruby

Answer

Emerald

Question 20

What is the economic importance of minerals?

Accepted Answer

Industrial raw materials and energy resources

Answer

Sources of food only

Answer

Construction materials only

Answer

Decorative purposes only