Natural Selection Review

Survival of the Fittest and Evolution were proposed by what scientist?

• Charles Darwin
• Albert Einstein
• Steven Hawking
• Isaac Newton

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When every organism of a species has died.

• Evolution
• Natural Selection
• Extinction
• Artificial Selection

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Mutations are a change in what?

• DNA
• tRNA
• genotype
• phenotype

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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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Why do frogs and other organism reproduce so many eggs or offspring?

• so that their babies can have friends to play with
• the more offspring the more likely the offspring will survive
• the more offspring the less likely offspring will survive 
• the more offspring the less competition

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

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

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Evolution typically happens...

• in a few weeks
• over millions of years
• never
• in 100 years

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Natural selection is when ____________ decides who survives and who doesn't

• nature
• humans
• animals
• years

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Why did the population of peppered moths in England change from light to dark after the Industrial Revolution?

• Light moths were easy to see against sooty trees and were eaten
• Light moths were killed by soot
• The birds that ate the dark moths were killed by soot
• Dark moths were produced by industrial processes

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Where can the oldest layer be found?

• The top layer
• The middle layer
• They are all the same age
• The bottom layer

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