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B6: Quiz 9
B6: Quiz 9
1) Discuss the theory of evolution by natural selection. Say quite a lot.
2) A group of rabbits live on an island. The rabbits can die by being eaten by foxes. There is a mutation that results in a rabbit having longer ears – these longer ears allow the rabbit to hear the fox quicker. Discuss what will happen to the size of rabbit ears in the population of rabbits on the island.
3) Give two different sources of evidence to support Darwin’s theory of evolution by natural selection.
4) The phenotype of organisms can change so much over time that a new species is created.
a) What is the name of this process?
b) Can different species reproduce with each other to produce fertile offspring?
5)
a) What does extinction mean?
b) Give the five factors that can lead to the extinction of a species. You do not need to explain each of the five factors.
2) A group of rabbits live on an island. The rabbits can die by being eaten by foxes. There is a mutation that results in a rabbit having longer ears – these longer ears allow the rabbit to hear the fox quicker. Discuss what will happen to the size of rabbit ears in the population of rabbits on the island.
3) Give two different sources of evidence to support Darwin’s theory of evolution by natural selection.
4) The phenotype of organisms can change so much over time that a new species is created.
a) What is the name of this process?
b) Can different species reproduce with each other to produce fertile offspring?
5)
a) What does extinction mean?
b) Give the five factors that can lead to the extinction of a species. You do not need to explain each of the five factors.