Life on earth B3

A quiz on b3 life on earth containing a range of information you will need for your exam

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How many years ago did life begin?
3500 million years ago
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What is selective breeding?
involved humans deliberately choosing a feature they want to appear in the next generation
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What is mutation?
a change in a DNA gene
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Did Charles Darwin propose the theory of natural selection?
True
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What is a stimulus?
a change in your environment which you may need to react to
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Hormones are chemically released into the blood?
True
6 of 8
What is Biodiversity?
the number and variety of organisms found in an area
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Detecting stimuli is the job of your .....?
sense organs
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Other cards in this set

Card 2

Front

What is selective breeding?

Back

involved humans deliberately choosing a feature they want to appear in the next generation

Card 3

Front

What is mutation?

Back

Preview of the front of card 3

Card 4

Front

Did Charles Darwin propose the theory of natural selection?

Back

Preview of the front of card 4

Card 5

Front

What is a stimulus?

Back

Preview of the front of card 5
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