B2 6.3: More about extinction.

All information was taken directly from the AQA revision guide with only the key points from B2 6.3.

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  • Created by: JSpencer
  • Created on: 29-02-16 14:06
What is the iggest influence on species survival?
Changes in the enviroment.
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Why is climate change important?
Determine whether a species survives depending on whether it is able to adapt to the new enviroment.
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What may climate change reduce?
The food supply for an animal.
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What also causes a lot of extinctions at once?
A single catastrophic event.
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What is one reason why the dinosaurs dies out?
Collision with giant astroid = huge fires, earthquakes and landslides. Dust rose = masked the sun. plants could grow and temperature fell.
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Another reason that the dinosaurs died out?
Slow process of cooling due to sea ice melting = temperature went down by 9oC = less plankton = less food avaliable.
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Other cards in this set

Card 2

Front

Why is climate change important?

Back

Determine whether a species survives depending on whether it is able to adapt to the new enviroment.

Card 3

Front

What may climate change reduce?

Back

Preview of the front of card 3

Card 4

Front

What also causes a lot of extinctions at once?

Back

Preview of the front of card 4

Card 5

Front

What is one reason why the dinosaurs dies out?

Back

Preview of the front of card 5
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