What does the term 'survival of the fittest' mean in the context of natural selection?
Evolution Test Review 2024

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Science
•
7th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
Organisms best adapted to their environment are more likely to survive and reproduce.
2.
FLASHCARD QUESTION
Front
Who proposed the theory of natural selection after studying finches in the Galapagos Islands?
Back
Charles Darwin.
3.
FLASHCARD QUESTION
Front
What is the most important factor that contributes to a species evolving?
Back
How the environment has changed over time.
4.
FLASHCARD QUESTION
Front
Which of the following is NOT an example of natural selection?
Back
Farmers only allowing cows that produce more milk to breed and have offspring.
5.
FLASHCARD QUESTION
Front
What is a mutation?
Back
Any change in the DNA of an organism.
6.
FLASHCARD QUESTION
Front
Define natural selection.
Back
The process by which organisms better adapted to their environment tend to survive and produce more offspring.
7.
FLASHCARD QUESTION
Front
What role does genetic variation play in evolution?
Back
Genetic variation provides the raw material for natural selection to act upon.
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