BLEPT Reviewer 3 - Earth Science

BLEPT Reviewer

Instructions:

Please answer each question to the best of your ability. Each question is multiple choice, and only one answer per question is correct. Select the most appropriate answer from the options provided.

When you have completed all questions, click the "Submit" button at the bottom of the page to see your score. Good luck!

1. What is the outermost layer of the Earth called?

A) Crust
B) Mantle
C) Core
D) Lithosphere

2. What causes earthquakes?

A) Erosion
B) Movement of tectonic plates
C) Weathering
D) Ocean tides

3. Which layer of the atmosphere contains the ozone layer?

A) Troposphere
B) Stratosphere
C) Mesosphere
D) Thermosphere

4. What do we call molten rock beneath the Earth's surface?

A) Magma
B) Lava
C) Sediment
D) Granite

5. Which is the most abundant gas in the Earth's atmosphere?

A) Oxygen
B) Carbon dioxide
C) Nitrogen
D) Argon

6. Which scale is used to measure the magnitude of earthquakes?

A) Celsius scale
B) Richter scale
C) Mohs scale
D) Barometer

7. What is the process by which water changes from a liquid to a gas?

A) Condensation
B) Precipitation
C) Evaporation
D) Infiltration

8. Which type of rock is formed from cooled magma?

A) Igneous rock
B) Sedimentary rock
C) Metamorphic rock
D) Fossil rock

9. Which of the following is a renewable resource?

A) Solar energy
B) Coal
C) Natural gas
D) Petroleum

10. What is the term for the breaking down of rocks into smaller pieces?

A) Erosion
B) Deposition
C) Weathering
D) Compaction

11. What is the most common element in the Earth's crust?

A) Oxygen
B) Iron
C) Silicon
D) Aluminum

12. Which process forms sedimentary rocks?

A) Melting and cooling
B) Compaction and cementation
C) Heat and pressure
D) Crystallization

13. Which planet is known as the "Red Planet"?

A) Venus
B) Mars
C) Jupiter
D) Mercury

14. Which type of rock can form from any other type of rock through heat and pressure?

A) Igneous
B) Sedimentary
C) Metamorphic
D) Volcanic

15. What is the main cause of tides on Earth?

A) Earth’s rotation
B) Moon’s gravitational pull
C) Ocean currents
D) Wind patterns

16. What is the solid, inner part of Earth's core made of?

A) Rock and magma
B) Iron and nickel
C) Basalt and granite
D) Silicon and oxygen

17. What type of boundary occurs when two tectonic plates slide past one another?

A) Convergent boundary
B) Divergent boundary
C) Transform boundary
D) Subduction zone

18. Which layer of Earth is responsible for its magnetic field?

A) Crust
B) Outer core
C) Mantle
D) Lithosphere

19. Which gas is primarily responsible for the greenhouse effect?

A) Nitrogen
B) Carbon dioxide
C) Oxygen
D) Helium

20. What is a naturally occurring solid with a definite chemical composition and structure called?

A) Mineral
B) Rock
C) Crystal
D) Element

21. Which type of volcano is known for its gentle slopes and quiet eruptions?

A) Shield volcano
B) Cinder cone volcano
C) Composite volcano
D) Lava dome

22. What instrument is used to measure atmospheric pressure?

A) Barometer
B) Thermometer
C) Seismograph
D) Anemometer

23. Which planet has the most prominent ring system?

A) Saturn
B) Jupiter
C) Neptune
D) Uranus

24. What process forms clouds in the water cycle?

A) Precipitation
B) Condensation
C) Evaporation
D) Infiltration

25. What is a fracture in Earth’s crust where movement has occurred?

A) Fault
B) Fold
C) Ridge
D) Plate

26. What is the term for all of Earth’s water found in oceans, lakes, rivers, and groundwater?

A) Atmosphere
B) Lithosphere
C) Hydrosphere
D) Biosphere

27. What is the name of the supercontinent that existed millions of years ago?

A) Pangaea
B) Gondwana
C) Laurasia
D) Eurasia

28. What is a common cause of coastal erosion?

A) Earthquakes
B) Wave action
C) Volcanic eruptions
D) Glaciers

29. What type of weathering occurs when rocks are broken down without changing their chemical composition?

A) Mechanical weathering
B) Chemical weathering
C) Biological weathering
D) Thermal weathering

30. Which cycle describes the movement of carbon through the atmosphere, oceans, and living organisms?

A) Carbon cycle
B) Nitrogen cycle
C) Water cycle
D) Oxygen cycle

Result