Starter quiz
- What is the following an example of? Lions in a population have different levels of jaw strength.
- natural selection
- variation ✓
- competition
- evolution
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- What did Darwin notice about the Galapagos finches?
- Finches on different islands had the same beaks.
- Finches on different islands had different beaks. ✓
- These beaks were well-adapted to the food on each island. ✓
- These beaks were poorly-adapted to the food on each island.
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- What kinds of variations become more common due to natural selection?
- ones which are unhelpful to the individual's survival
- ones which are helpful to the individual's survival ✓
- all of them
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- Why is an unhelpful variation less likely to be passed on to offspring?
- because it will kill the individual instantly
- because individuals with unhelpful variations cannot reproduce
- because the individual is less likely to survive and reproduce ✓
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- What do we mean if we say a variation helps an individual to be 'more successful'?
- that they will have no health problems
- that they will have better access to resources like food and mates ✓
- that they will defeat all the other animals
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- Is this statement true or false? The process of evolution takes many generations and can take thousands or millions of years to make significant changes.
- True ✓
- False
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