Fossils Flashcards

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1
Q

What are Preserved Organisms?

A

When a creature becomes caught in a object which preserves its structure.

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2
Q

What is Mineral Replacement?

A

The process a animal’s dead body goes through after dying to turn into a fossil.

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3
Q

What are Impression Fossils?

A

When something makes a mark on the ground which survives as an imprint.

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4
Q

What is Extinction?

A

When no individuals of a species remain.

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5
Q

What are the 5 main causes of extinction?

A
  1. Environment changes quickly
  2. A new Predator.
  3. A new disease.
  4. Competition with a new species for food.
  5. A catastrophic event.
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