Rock Cycle Questions

Rocks are mineral aggregates with a combination of properties of all the mineral traces.

There are three types of rocks:

• Igneous Rocks
• Sedimentary Rocks
• Metamorphic Rocks

The rock cycle defines the time-consuming transitions through the geologic time of rocks.

Read more: Rock cycle.

Important Rock Cycle Questions with Answers

1. State true or false: In the rock cycle, old rocks are converted into new ones.

1. TRUE
2. FALSE

Answer: a) TRUE

Explanation: The rock cycle involves many stages, and in this process, old rocks are converted into new rocks.

2. List the type of igneous rock.

Types of igneous rock are:

• Intrusive igneous rock
• Extrusive igneous rock

3. Limestone is a type of ______

1. Igneous Rock
2. Sedimentary Rock
3. Metamorphic Rock
4. None of the options

Answer: b) Sedimentary Rock

Explanation: Limestone is a type of sedimentary rock.

4. What are the main processes of the rock cycle?

The main processes of the rock cycle are:

• Crystallization
• Erosion and sedimentation
• Metamorphism

5. Choose YES or NO: Water is one of the forces that drive the rock cycle.

1. YES
2. NO

Answer: a) YES

Explanation: Water is one of the important forces that drive the rock cycle.

6. In which stage of the rock cycle rock is pushed deep under the Earth’s surface, they may melt into magma.

1. Transition to Igneous
2. Transition to Metamorphic
3. Transition to Sedimentary
4. None of the options

Answer: a) Transition to Igneous

Explanation: In the transition to the igneous rock state, rocks melt into magma.

7. What are the various factors responsible for the rock cycle?

Various factors responsible for the rock cycle are:

8. In the transition to a metamorphic state, what happens?

1. Rocks change physically
2. Rocks change chemically
3. It is exposed to high temperatures and pressures
4. All the above options

Answer: d) All the above options.

Explanation: The rock exposed to high pressure and temperature changes it chemically or physically to form a different rock known as metamorphic rock.

9. Choose YES or NO: Do rocks undergo transformation?

1. YES
2. NO

Answer: a) YES

Explanation: Rocks undergo a transformation and do not remain for a long period in their original form.

10. Define subduction.

A tectonic process at convergent margins by which slabs of oceanic lithosphere descend into the mantle is known as subduction.

Watch The Below Video to Know about Igneous Rocks and Its Types