Biological Evidence and the Fossil Record

Question 1

Bird wings and dragonfly wings are both used for flight.

Revolt · Accepted Answer

B: Analogous structure

Question 2

Which of the following statements is the best explanation for why the embryos look so similar, considering how different an adult fish and chicken are?

Revolt · Accepted Answer

C: Fish and chickens share a common ancestor.

Question 3

Rank these organisms based on structural similarities to humans. 1 = most similar – 4 = least similar

Revolt · Accepted Answer

D: 4

Question 4

Examples that show

Revolt · Accepted Answer

A: similarities

Question 5

Which layer of rock is the oldest?

Revolt · Accepted Answer

D: 4

Question 6

Clams and snails both have similar muscle structure even though the muscles do different jobs.

Revolt · Accepted Answer

A: Homologous structure

Question 7

Rank these organisms based on structural similarities to humans. 1 = most similar – 4 = least similar

Revolt · Accepted Answer

B: 2

Question 8

Examples that show

Revolt · Accepted Answer

B: descent from a common ancestor

Question 9

In which layer of rock would you find the oldest fossil?

Revolt · Accepted Answer

D: 4

Question 10

Human and giraffe necks both have 7 vertebrae because we are related.

Revolt · Accepted Answer

A: Homologous structure

Biological Evidence and the Fossil Record Answers

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