Variation & Evolution (AQA GCSE Biology): Quizzes
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Practise the questions
11 questions from this quiz
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Practise the questions
11 questions from this quiz
What is evolution?
What is evolution?
A change in inherited characteristics
What process causes evolution to occur?
What process causes evolution to occur?
Natural selection
When did simple life forms first develop?
When did simple life forms first develop?
More than 3 billion years ago
What provides variation between organisms?
What provides variation between organisms?
Mutations
What happens if a mutation provides a survival advantage?
What happens if a mutation provides a survival advantage?
The organism is more likely to survive
What happens to a beneficial mutation?
What happens to a beneficial mutation?
It is passed onto offspring
What happens to mutation frequency over many generations?
What happens to mutation frequency over many generations?
It increases
What may evolution result in?
What may evolution result in?
Formation of new species
What defines when a new species has formed?
What defines when a new species has formed?
Cannot interbreed to produce fertile offspring
What is speciation?
What is speciation?
The formation of a new species
According to the Theory of Evolution, what did all species evolve from?
According to the Theory of Evolution, what did all species evolve from?
Simple life forms