Chapter 14 Section Review

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Chapter 14Section Review
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AMPHIBIANS
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Question 1

• List the adaptations amphibians have for living
  in water and for living on land.

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Answer to Question
1

• The adaptations that amphibians have for living
  in water and living on land are..

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Water

• Moist, smooth skin
• Bulging eyes and nostrils on top of head
• Strong hind legs for swimming

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Land

• Lungs
• Strong endoskeleton
• Strong hind legs for jumping
• Moist, smooth skin

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Question 2

• Explain how tadpole and frog hearts differ.

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Answer to Question
2

Tadpoles have a two-chambered heart, like fish.
Frogs have a three chambered heart.
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A TADPOLESTWO-CHAMBERED HEART
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A FROGSTHREE-CHAMBERED HERT
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A HUMANS FOUR-CHAMBERED HEART
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Question 3

• Describe two different environments where
  amphibians lay eggs.

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Answer to Question
3

• Amphibians lay eggs in ponds, lakes, on the
  underside of leaves in a rain forest or on the
  back of the female.

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TADPOLE EGGS
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Question 4

• Why do you suppose frogs and toads seem to
  appear suddenly after a rain?

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Answer to Question
4

• After a rain, frogs and toads suddenly appear
  because they hunt for food when the air is moist.

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What is causing frog deformities?