Geology Unit Test

15 Questions | Total Attempts: 273

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Geology Unit Test

The midterms are almost here and as always practice make us perfect and there is no other way to ensure that you pass the geology unit like ensuring that you read the topics covered so far and take up practice tests to that effect. Below is a test designed to help you review the geology unit, give it a try!


Questions and Answers
  • 1. 
    The thin layer of water that covers most of Earth’s surface is called the
    • A. 

      Atmosphere

    • B. 

      Biosphere

    • C. 

      Lithosphere

    • D. 

      Hydrosphere

  • 2. 
    In which type of rock are fossils generally found?
    • A. 

      Metamorphic

    • B. 

      Sedimentary

    • C. 

      Igneous

    • D. 

      Volcanic

  • 3. 
    Which statement is true of all rocks?
    • A. 

      Rocks are composed of minerals.

    • B. 

      Rocks are formed in layers.

    • C. 

      Rocks contain fossils.

    • D. 

      Rocks contain organic material.

  • 4. 
    The diagram below shows three stages in the formation of a beach. Which process is mostly responsible for the breaking down of the rock cliff into sand-sized sediment?
    • A. 

      Precipitation

    • B. 

      Folding

    • C. 

      Faulting

    • D. 

      Weathering

  • 5. 
    Base your answers to the following question on the diagram below, which shows a model of Earth’s interior. What information did scientists study in order to develop this model?
    • A. 

      Recordings of earthquake waves

    • B. 

      Fossils found in rocks

    • C. 

      Core samples from seafloor drillings

    • D. 

      Locations of recent volcanic activity

  • 6. 
    The map below shows some geologic features located near the west coast of the United States. The arrows on either side of the fault represent
    • A. 

      The relative movement of air masses

    • B. 

      Rock formations

    • C. 

      The relative movement of tectonic plates

    • D. 

      Volcanic eruptions

  • 7. 
    Which information would probably be most helpful to someone trying to identify a mineral sample?  
    • A. 

      Hardness and streak of the sample

    • B. 

      Color and size of the sample

    • C. 

      Location and mass of the sample

    • D. 

      Shape and texture of the sample

  • 8. 
    • A. 

      Density

    • B. 

      Mass

    • C. 

      Hardness

    • D. 

      Volume

  • 9. 
    Limestone is a sedimentary rock and marble is a metamorphic rock. Even though limestone and marble have the same chemical makeup, they are classified as different rocks because they
    • A. 

      Formed at different times

    • B. 

      Formed by different methods

    • C. 

      Took different amounts of time to form

    • D. 

      Were formed from different fossils

  • 10. 
    Most of Earth’s major earthquakes are caused by
    • A. 

      Weathering of rock at Earth’s surface

    • B. 

      Seasonal heating and cooling of Earth’s surface

    • C. 

      Earth’s gravitational attraction to the Moon

    • D. 

      Faulting of rock in Earth’s crust

  • 11. 
    The diagram below shows a method for determining a physical property of a mineral. The results are shown for two minerals, galena and calcite. Which property of the galena and calcite is indicated by the color of the powder each leaves on the ceramic tile?
    • A. 

      Hardness

    • B. 

      Reaction to an acid

    • C. 

      Streak

    • D. 

      Reaction to a solvent

  • 12. 
    The diagram below shows two locations where fossils of Mesosaurus have been found. Mesosaurus was a freshwater reptile that existed on Earth about 250 million years ago. Which statement best explains why these freshwater Mesosaurus fossils are found today in some rock layers in both South America and Africa?
    • A. 

      The continents were once connected as a single landmass.

    • B. 

      Mesosaurus swam across the ocean between the continents.

    • C. 

      The remains of Mesosaurus were carried across the ocean by predators.

    • D. 

      Global warming has been raising the sea level in the Atlantic Ocean.

  • 13. 
    Convection currents, which may be the driving force for the movement of lithospheric plates, are mostly found in Earth's
    • A. 

      Crust

    • B. 

      Outer core

    • C. 

      Inner core

    • D. 

      Plastic mantle

  • 14. 
    Which fossil is considered the oldest in the cross section shown?
    • A. 

      Dinosaurs

    • B. 

      Armored fish

    • C. 

      Early horses

    • D. 

      Trilobites

  • 15. 
    The drawing below shows the original size and shape of a rock sample before it is thrown into a rapidly moving stream. Which drawing best shows the actual size and shape the rock will have after being carried several hundred miles downstream and deposited?
    • A. 
    • B. 
    • C. 
    • D.