• 1. 
    Most rocks carry chromosomes.

  • TRUE
  • FALSE
  • 2. 
    Rocks and minerals are the same thing.

  • TRUE
  • FALSE
  • 3. 
    All rocks can contain fossils.

  • TRUE
  • FALSE
  • 4. 
    Basalt is the most abundant type of igneous rock on Earth.

  • TRUE
  • FALSE
  • 5. 
    Volcanoes are formed by liquid rock or by rocks that were once molten.

  • TRUE
  • FALSE
  • 6. 
    A source rock produces oil.

  • TRUE
  • FALSE
  • 7. 
    Earth’s oldest known rock is about 4 billion years old.

  • TRUE
  • FALSE
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