geol/ch.3 mult choice

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MoralesG_93
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geol/ch.3 mult choice
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2013-09-17 18:48:44
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geol/ch.3 mult choice
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  1. A surface separating different types of rocks is called:
    A) a chill zone.
    B) a contact.
    C) a xenolith.
    D) none of the above
    B) a contact.
    (this multiple choice question has been scrambled)
  2. The major difference between volcanic and plutonic igneous rocks is:
    A) the type of minerals they contain.
    B) their chemical composition.
    C) where they solidify.
    D) all of the above
    C) where they solidify.
    (this multiple choice question has been scrambled)
  3. Which is not a fine-grained rock type?
    A) granite
    B) rhyolite
    C) andesite
    D) basalt
    A) granite
    (this multiple choice question has been scrambled)
  4. By definition, stocks differ from batholiths in:
    A) size.
    B) shape.
    C) elevation above sea level.
    D) chemical composition.
    A) size
    (this multiple choice question has been scrambled)
  5. Fragments of country rock that are distinct from the body of igneous rocks in which they are enclosed:
    A) lithographs
    B) meteorites
    C) xenoliths
    D) exoliths
    C) xenoliths
    (this multiple choice question has been scrambled)
  6. Which of the following minerals is part of Bowen's Continuous Series?
    A) olivine.
    B) amphibole.
    C) plagioclase feldspar.
    D) biotite.
    C) plagioclase feldspar.
    (this multiple choice question has been scrambled)
  7. Which of the following minerals is part of Bowen's Discontinuous Series?
    A) biotite
    B) pyroxene
    C) All of these are part of Bowen's  Discontinuous Series
    D) olivine
    C) All of these are part of Bowen's  Discontinuous Series
    (this multiple choice question has been scrambled)
  8. The difference in minerals among plutonic rocks is caused by:
    A) different crystallization temperatures.
    B) all of these.
    C) magmatic differentiation.
    D) different chemical compositions.
    B) all of these.
    (this multiple choice question has been scrambled)
  9. An example of a hot spot where a hot mantle plume is currently lying at a shallow depth beneath the continental crust is:
    A) Yellowstone National Park.
    B) Hawaii.
    C) Columbia River Plateau.
    D) Mt. Rainier.
    A) Yellowstone National Park.
    (this multiple choice question has been scrambled)
  10. Basalt is most often associated with what type of plate boundary? 
    A) reversible plate boundaries B) convergent plate boundaries
    C) transform plate boundaries
    D) divergent plate boundaries
    D) divergent plate boundaries
  11. You discover a rock with minerals large enough to be seen containing potassium feldspar, muscovite, and quartz.This is:
    A) granite.
    B) hornblende.
    C) gabbro.
    D) diorite.
    A) granite.
    (this multiple choice question has been scrambled)
  12. Bowen's Reaction Series illustrates relations between: 
    A) temperature, pressure, and viscosity.
    B) temperature, chemical composition, and mineral structure.
    C) temperature, viscosity, and mineral composition.
    D) viscosity, temperature, silica content, and volatile content.
    B) temperature, chemical composition, and mineral structure.
    (this multiple choice question has been scrambled)
  13. The two important criteria used for igneous rock classification are:
    A) temperature and viscosity.
    B) texture and temperature.
    C) texture and mineral composition.
    D) mineral composition and temperature.
    C) texture and mineral composition.
    (this multiple choice question has been scrambled)
  14. Andesite and diorite: 
    A) contain the same minerals.
    B) all of these
    C) formed from magma with the same silica content.
    D) formed from magma with the same temperature.
    B) all of these
    (this multiple choice question has been scrambled)
  15. A rock with mineral crystals too small to be seen and low temperature minerals is:
    A) gabbro.
    B) granite.
    C) andesite.
    D) rhyolite.
    D) rhyolite.
    (this multiple choice question has been scrambled)
  16. Igneous rocks that form entirely beneath Earth's surface are said to be: 
    A) extrusive.
    B) volcanic
    C) platonic.
    D) plutonic
    D) plutonic
    (this multiple choice question has been scrambled)
  17. Andesite was named for a rock type commonly found:
    A) in Mayberry, North Carolina.
    B) in the Rocky Mountains
    C) in Hawaii.
    D) in the Andes Mountains.
    D) in the Andes Mountains.
    (this multiple choice question has been scrambled)
  18. Igneous processes are those which relate to: 
    A) formation of magma.
    B) solidification of magma.
    C) melting of rocks.
    D) all of these
    D) all of these
    (this multiple choice question has been scrambled)
  19. The geothermal gradient of the asthenosphere is: 
    A) the reverse of the geothermal gradient in the lithosphere.
    B) always changing as a result of plate tectonics.
    C) the same as the temperature structure of the lithosphere.
    D) less than that of the lithosphere.
    D) less than that of the lithosphere.
    (this multiple choice question has been scrambled)
  20. Volcanic rocks are ALL: 
    A) Intrusive.
    B) Extrusive.
    C) Plutonic.
    D) Explosive.
    B) Extrusive.
    (this multiple choice question has been scrambled)

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