Evolution/Natural selection

The theory of evolution by natural selection means that what is changing over time?

• The inherited traits of a population.
• The acquired traits of a population.
• Hair color and eye color
• Attractive features.

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Why are advantageous traits more likely to be passed onto offspring?

• Because they are more likely to survive and reproduce.
• Because they come from dominant alleles.
• Because they come from recessive alleles.
• Because the trait is an acquired phenotype.

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Mutations are a change in what?

• DNA
• tRNA
• genotype
• phenotype

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What word describes a trait that helps an organism survive in its environment?

• natural selection

• mutation

• camouflage

• adaptation

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Which organisms are most likely to survive?

• the best adapted
• the fastest
• the strongest
• the most domesticated (tamed)

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Do organisms "decide" to evolve and change?

• Yes, they know they need to change to survive 
• No, they change because of natural selection

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The differences among a species, like different bird beaks, are called

• genes.
• variations.
• traits.
• theories.

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When every organism of a given species has died

• Natural Selection
• Homeostasis
• Extinction
• Selective Breeding

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The trees these moths used to live on were white, but have been covered in soot from coal factories. Which moth will be more successful in this environment?

• Dark moth
• Light moth
• Both will be equally successful
• Neither will be successful

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What process is being shown in this image?

• Variation
• Natural Selection
• Selective Breeding
• Homeostasis

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