Fossils

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What is the definition of Fossil
Fossils are the preserved remains or traces of a dead organism. They are found in rocks
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Are the fossil records complete?
No, they have gaps missing due to no discoveries of the species
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What do fossils show?
They show the theory of evolution. It shows how species have grown and developed over time.
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What makes a species become extinct?
New diseases, new predators, more successful competitors, changes to the environment, natural disasters, natural selection and genetic variation
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what is the definition of speciation?
where the populations become sodifferent that successful interbreeding cannot happen anymore
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Other cards in this set

Card 2

Front

Are the fossil records complete?

Back

No, they have gaps missing due to no discoveries of the species

Card 3

Front

What do fossils show?

Back

Preview of the front of card 3

Card 4

Front

What makes a species become extinct?

Back

Preview of the front of card 4

Card 5

Front

what is the definition of speciation?

Back

Preview of the front of card 5

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