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 is the name for the process by which one tectonic plate is forced beneath another?

Divergence

Subduction

Convergence

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

46 thousand years

4.6 billion years

4,600 years

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

Igneous

Metamorphic

Sedimentary

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

Cinder cone volcano

Shield volcano

Stratovolcano

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

Erosion

Deposition

Weathering

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

Melting and solidification

Weathering and erosion

Compaction and cementation

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

Biodegradation

Deposition

Weathering

#8. 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

#9. Hardness of minerals depends on

Chemical composition and atomic constitution

Chemical composition and physical makeup

Physical makeup and atomic constitution

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

Convergent boundary

Transform boundary

Divergent boundary

#11. Acid mine drainage from underground mines occurs as

Spoil tip drainage

Slurry lagoon drainage

Point discharge

#12. 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.

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

Sedimentary

Mineralized

Sedimentary

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

Rounded grains in a sedimentary rock

Crystals in an igneous rock

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

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

Fold

Fault

Cleavage

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

Lava

Granite

Basalt

#17. What color is the peridot stone?

Orange

Red

Green

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

Deposition

Erosion

Weathering

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

Sedimentary

Metamorphic

Igneous

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

Geology

Oceanography

Meteorology

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

Limestone

Granite

Sandstone

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

Mix nutrients

Add nutrients

Take nutrients

#23. What is Geology?

Social science

Economic

Earth science

Natural science

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

It is impermeable (water cannot penetrate)

It can be dissolved by weak acids

It can be polished to look attractive

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

Stratovolcano

Shield volcano

Cinder cone volcano

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

Water and lava

Water and volcanic ash

Hot gases and volcanic ash (shattered rock and pumice)

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

A dyke

A Batholith

A sill

#28. 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

#29. What is the epicenter?

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

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

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

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

Sedimentary

Igneous

Metamorphic

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

Asthenosphere

Lithosphere

Mantle

#32. Which of these rocks is the hardest?

Granite

Marble

Sandstone

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