Rocks: The Building Blocks of Our Planet - Test Your Knowledge

Question 1

Which of the following statements about rocks is not true?

Accepted Answer

Rocks can be liquid.

Answer

Rocks are solid.

Answer

Rocks occur naturally.

Answer

Rocks are made of inorganic materials.

Question 2

Which of the following is a defining characteristic of rocks?

Accepted Answer

Solid

Answer

Formed from organic materials

Answer

Liquid

Question 3

Which characteristic is unique to metamorphic rocks?

Accepted Answer

Forming from heat and pressure without melting

Answer

Containing large crystals

Answer

Being foliated or non-foliated

Answer

Containing index minerals

Question 4

What distinguishes metamorphic rocks from other rock types?

Accepted Answer

Formed from pre-existing rocks

Answer

Always have a layered texture

Answer

Contain fossils

Answer

Formed only deep underground

Question 5

Which of the following best defines a rock?

Accepted Answer

A solid combination of minerals and mineraloids

Answer

A loose mixture of minerals and minerals

Answer

A type of soil with a high mineral content

Question 6

Which of the following is NOT a primary type of rock classification?

Accepted Answer

Vesicular

Answer

Igneous

Answer

Sedimentary

Answer

Metamorphic

Question 7

Which of the following is NOT considered a mineral?

Accepted Answer

Water

Answer

Quartz

Answer

Feldspar

Answer

Calcite

Question 8

Which type of rock is formed when molten rock cools and solidifies?

Accepted Answer

Igneous

Answer

Extrusive

Answer

Metamorphic

Answer

Sedimentary

Question 9

Which of the following is a characteristic of sedimentary rocks?

Accepted Answer

Layered structure

Answer

Non-porous

Answer

Foliated structure

Answer

Crystalline structure

Question 10

Which type of metamorphic rock is formed under the combined influence of extreme heat and pressure?

Accepted Answer

Gneiss

Answer

Schist

Answer

Marble

Answer

Slate

Question 11

Which characteristic is commonly associated with intrusive igneous rocks?

Accepted Answer

Coarse-grained

Answer

Vesicular

Answer

Porphyritic

Answer

Fine-grained

Question 12

Which type of metamorphic rock exhibits a foliated structure with alternating layers of contrasting minerals?

Accepted Answer

Schist

Answer

Marble

Answer

Quartzite

Answer

Gneiss

Question 13

Which of the following is NOT a major rock-forming mineral?

Accepted Answer

Quartzite

Answer

Calcite

Answer

Mica

Answer

Feldspar

Question 14

Igneous rocks are formed from:

Accepted Answer

Magma or lava

Answer

Sediment

Answer

Metamorphism

Answer

Weathering

Question 15

Which type of rock is characterized by foliated layers?

Accepted Answer

Metamorphic

Answer

Igneous

Answer

Sedimentary

Answer

Extrusive

Question 16

Sandstone is an example of which type of rock?

Accepted Answer

Sedimentary

Answer

Volcanic

Answer

Metamorphic

Answer

Igneous

Question 17

The process by which existing rocks are transformed into new rocks under high temperature and pressure is known as:

Accepted Answer

Metamorphism

Answer

Weathering

Answer

Deposition

Answer

Erosion

Question 18

Granite is an example of a:

Accepted Answer

Intrusive igneous rock

Answer

Extrusive igneous rock

Answer

Clastic sedimentary rock

Answer

Chemical sedimentary rock

Question 19

Which of the following is a characteristic of limestone?

Accepted Answer

Fizzes with acid

Answer

High density

Answer

Foliated texture

Answer

Extrusive origin

Question 20

The process by which rocks are broken down into smaller pieces by physical and chemical forces is called:

Accepted Answer

Weathering

Answer

Deposition

Answer

Erosion

Answer

Metamorphism

Question 21

Which of the following is a type of metamorphic rock that is formed from the alteration of limestone?

Accepted Answer

Marble

Answer

Slate

Answer

Schist

Question 22

The study of rocks, including their composition, formation, and classification, is known as:

Accepted Answer

Petrology

Answer

Geology

Answer

Geomorphology

Answer

Mineralogy