B2 6.2: Exploring the fossil evidence.

All information was taken directly from the AQA revision guide with only the key points from B2 6.2.

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  • Created by: JSpencer
  • Created on: 29-02-16 14:02
What can the fossil reocrd show us?
How little or much organisms have changed over time.
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What does extinction mean?
That species that once exsisted have completly died out.
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Why can extinction happen? (7)
A disease, The enviroment changes, new diseases introduced, a new predator may evolve, a new competitor may evolve, a single catastrophy may happen and natural changes to a species.
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How can a new predator cause extinction?
It eats all of the animals.
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What is a preator?
A animal that preys on other animals for food.
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Other cards in this set

Card 2

Front

What does extinction mean?

Back

That species that once exsisted have completly died out.

Card 3

Front

Why can extinction happen? (7)

Back

Preview of the front of card 3

Card 4

Front

How can a new predator cause extinction?

Back

Preview of the front of card 4

Card 5

Front

What is a preator?

Back

Preview of the front of card 5

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