Geology Online Quizzes Questions and Answers

Geology online Quizzes questions and answers. Free online quiz with multiple-choice questions (MCQ) without registration.

Geology Multiple Choice Questions

 

#1. What type of rock is formed from the alteration of preexisting rocks due to heat and pressure?

Sedimentary

Igneous

Metamorphic

#2. What is Geology?

Natural science

Economic

Earth science

Social science

#3. Which of the following is NOT a type of rock?

Sedimentary

Sedimentary

Mineralized

#4. Which type of volcano is characterized by a broad, gently sloping cone?

Shield volcano

Stratovolcano

Cinder cone volcano

#5. What is the name for the process by which one tectonic plate is forced beneath another?

Convergence

Subduction

Divergence

#6. What is the study of the Earth’s physical and chemical processes called?

Geology

Oceanography

Meteorology

#7. What is the term for the process by which rock is broken down into smaller pieces by living organisms?

Weathering

Biodegradation

Deposition

#8. Which is the correct hierarchical level of organisation in ecology?

Organism, population, community, ecosystem, landscape, biome, ecosphere

Organism, population, community, ecosystem, landscape, biome, ecosphere

Organism, population, community, ecosystem, biome, landscape, ecosphere

#9. What property of marble makes it vulnerable to weathering processes?

It can be polished to look attractive

It can be dissolved by weak acids

It is impermeable (water cannot penetrate)

#10. Earthworms in the soil help to do what?

Add nutrients

Take nutrients

Mix nutrients

#11. Which type of plate boundary is characterized by two plates sliding past each other?

Divergent boundary

Transform boundary

Convergent boundary

#12. What is the name for the process by which rock is broken down into smaller pieces?

Deposition

Weathering

Erosion

#13. A sheet-like intrusion formed as magma pushes in between layers of rock is called:

A Batholith

A sill

A dyke

#14. Hardness of minerals depends on

Chemical composition and physical makeup

Chemical composition and atomic constitution

Physical makeup and atomic constitution

#15. What name is given to molten rocks thrown out by a volcano?

Basalt

Lava

Granite

#16. What is the term for the process by which sediment is moved downhill by gravity?

Deposition

Weathering

Erosion

#17. Which type of rock is primarily composed of calcium carbonate?

Granite

Limestone

Sandstone

#18. Which type of volcano is characterized by a small, steep-sided cone?

Shield volcano

Cinder cone volcano

Stratovolcano

#19. What color is the peridot stone?

Red

Orange

Green

#20. What is the epicenter?

The point on the Earth's surface directly above the focus.

Data from 3 seismic statins is used to triangulate the location of the epicenter

Vibrational energy waves that travel outward in all directions from the focus. They can be measured on a seismograph.

#21. Acid mine drainage from underground mines occurs as

Slurry lagoon drainage

Point discharge

Spoil tip drainage

#22. pyroclastic flow is formed when an explosive eruption produces a dense mixture of:

Water and lava

Hot gases and volcanic ash (shattered rock and pumice)

Water and volcanic ash

#23. Which of the following provides the best evidence that rocks have been uplifted?

Crystals in an igneous rock

Fossil sea-creatures found in rocks on a mountain-top

Rounded grains in a sedimentary rock

#24. The age of the Earth is thought to be about:

4.6 billion years

46 thousand years

4,600 years

#25. What is the difference in energy released?

Based on amplitudes of the largest seismic waves

A = 30 fold increase in energy released.

The place within the Earth where energy is released.

#26. What is the name for the layer of the Earth’s interior located between the crust and the core?

Mantle

Lithosphere

Asthenosphere

#27. Conglomerate is a rock made up of rounded pebbles that have become cemented together. A sample of conglomerate from Scotland contains pebbles of granite. Which of the following is NOT true?

The granite pebbles are younger than the conglomerate

The granite pebbles were eroded from a much older rock than the conglomerate

The granite pebbles became rounded during transport

#28. Which of these rocks is the hardest?

Marble

Granite

Sandstone

#29. What type of rock is formed from the cooling and solidification of magma or lava?

Sedimentary

Metamorphic

Igneous

#30. What is the process by which sediments are transformed into sedimentary rock?

Melting and solidification

Weathering and erosion

Compaction and cementation

#31. Which type of rock is most likely to contain fossils?

Igneous

Sedimentary

Metamorphic

#32. What is the name for a crack in a rock along which there has been movement?

Fold

Fault

Cleavage

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