Evidence of Evolution Video Questions

What does the theory of Biological Evolution claim about all living things on Earth?

• They are unrelated.

• They evolved from a common ancestor.

• They all have the same DNA.

• They all live in water.

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What is the focus of the evidence presented in the text to support evolution?

• Insects

• Reptiles

• Cetaceans

• Birds

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Which of the following is NOT a characteristic shared by whales and land mammals?

• Having placentas

• Breathing through gills

• Being warm-blooded

• Feeding milk to their young

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What does embryology study?

• Evolution of languages

• Development before birth

• DNA sequences

• Bone structures

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What did the comparison of whale DNA reveal about their closest genetic match?

• Sharks

• Hippos

• Sea lions

• Fish

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What is a unique feature shared by whales and hippos according to the text?

• They both have fur.

• They are primarily carnivores.

• They have internal testicles.

• They lay eggs.

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112.34.c.7.A

Which of the following is evidence that supports the idea that whales evolved from 4-legged land mammals?

• Whales have gills.

• Whales have tiny hip and leg bones.

• Whales have scales.

• Whales can breathe underwater.

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What does the presence of arm, wrist, hand, and finger bones in whales' front flippers suggest?

• Adaptation for flying

• Similarity to fish fins

• Evolution from land mammals

• A mutation unique to whales

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What kind of evidence did the fossil record provide regarding whale evolution?

• No evidence at all

• Evidence of fully aquatic life from the start

• Evidence of intermediate species

• Evidence that whales are descendants of birds

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112.34.c.7.A

According to the text, what is a common ancestor of both whales and hippos estimated to have lived?

• 100 million years ago

• 10 million years ago

• 34 to 40 million years ago

• 54 million years ago

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