Gr 11 - Evolution

Genetic variation can arise from a random change in the DNA of a gene.  The change is called a(n)

• mutation
• gene flow
• gene pool
• allele

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NGSS.MS-LS3-1

Two organisms that are closely related would have

• very similar DNA sequence
• exactly the same DNA sequences
• no proteins in common
• completely different DNA sequence

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NGSS.MS-LS4-2

Which statement best describes the process of evolution?

• Populations can survive in different locations on earth
• Environmental conditions limit the number of species on Earth
• Populations grow when resources are abundant
• The traits of a species can change over time

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NGSS.MS-LS4-4

Darwin theorized that individuals having an advantage due to their traits or abilities will be more likely to survive and reproduce.  This theory is known as

• evolution
• speciation
• adaptation
• natural selection

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NGSS.MS-LS4-4

There are three species of birds on an island.  Bird A has a heavy bill for eating seeds.  Bird B has a pointed bill for eating insects.  Bird C has a sharp bill for eating both insects and seeds.  If all insects on the island suddenly disappeared, which bird or birds would be the LEAST affected? 

• Bird A
• Bird B
• Bird C
• Bird A and Bird B

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NGSS.MS-LS2-1

NGSS.MS-LS2-4