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CHAPTER 14 TEST

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TEST

chapter 14 A

True/False

Indicate whether the sentence or statement is true or false.

____ 1. Amphibians are not affected by water pollution.

____ 2. Amphibians are biological indicators.

____ 3. Amphibians require dry habitats for breeding.

____ 4. Food chains do not include amphibians.

____ 5. The development of the amniotic egg made early reptiles less dependent on water.

____ 6. Reptile skin is thin and moist to allow gas exchange.

Multiple Choice

Identify the letter of the choice that best completes the statement or answers the question.

____ 7. Of the following, which are NOT modern reptiles?

a.

cotylosaurs

c.

alligators

b.

turtles

d.

snakes

 

____ 8. Which of these is NOT a characteristic of amphibians?

a.

ectotherms

c.

no scales

b.

moist skin

d.

live only on land

 

____ 9. Frogs hear with their ____.

a.

eyes

c.

nostrils

b.

tongue

d.

tympanic membranes

 

____ 10. During cold winter months, amphibians ____.

a.

estivate

c.

hibernate

b.

reproduce

d.

die

 

____ 11. Some chordates are also ____.

a.

invertebrates

c.

echinoderms

b.

vertebrates

d.

none of the above

 

____ 12. Of the following, which is NOT an amphibian?

a.

fish

c.

salamander

b.

frog

d.

toad

 

____ 13. What does metamorphosis mean?

a.

change of body size

c.

change of sex

b.

change of body form

d.

moving from water to land

 

____ 14. Turtles have no teeth and use their ____ to feed.

a.

feet

c.

jaws

b.

claws

d.

shells

 

____ 15. Of the following, which is an ectothermic vertebrate?

a.

trout

c.

turkey

b.

rabbit

d.

whale

 

____ 16. Reptiles breathe ____.

a.

through their skin

c.

through spiracles

b.

with lungs

d.

all of the above

 

____ 17. ____ feed on insects, worms, fish, and rodents.

a.

Lizards

c.

Crocodiles

b.

Turtles

d.

Snakes

 

____ 18. Of the following, which is an endothermic vertebrate?

a.

garter snake

c.

shark

b.

leopard frog

d.

dolphin

 

____ 19. Of the following, which does a fish NOT have?

a.

gills

c.

scales

b.

fins

d.

spiracles

 

____ 20. Most reptiles have a heart with ____ chambers.

a.

two

c.

four

b.

three

d.

none of the above

 

Matching

Match each term with the correct description below.

a.

scales

e.

swim bladder

b.

lamprey

f.

cartilage

c.

skate

g.

fins

d.

lobe-finned fish

 

____ 21. cartilaginous fish

____ 22. fish move through the water using these

____ 23. air sac that allows fish to adjust their density

____ 24. were thought to have been extinct

____ 25. flexible tissue that is the skeleton in sharks

____ 26. jawless fish

____ 27. yearly growth rings of fish can be counted on these

Match each term with the correct description below.

a.

gill slits

e.

endoskeleton

b.

endotherm

f.

chordates

c.

nerve cord

g.

notochord

d.

ectotherm

 

____ 28. a bundle of nerves that lies above the notochord

____ 29. paired openings in the throat behind the mouth

____ 30. at some time have a notochord, gill slits, and dorsal hollow nerve cord

____ 31. animal whose temperature changes with its environment

____ 32. animal whose body temperature stays the same

____ 33. flexible, rodlike structure along animals back

____ 34. vertebrae, skull, and internal skeleton

Completion

Complete each sentence or statement.

35. Amphibians can be affected by water pollution because they absorb chemicals through their ____________________.

36. Amphibians are biological indicators because they reflect the condition of the ____________________.

Short Answer

37. At one time in your development, you had a nerve cord and a notochord. What did these develop into?

38. Why is the ability to move quickly on four legs an important adaptation for reptiles?

39. How are the hind legs of frogs and toads adapted to their life in water and on land?

40. Your neighbor has a pond. He protects the pond from pesticides. When you sit on his back porch, no mosquitoes bother you. Why?

41. You find an animal with rough, scaly skin, clawed toes on four legs, movable eyelids, and external ears. What is it?

42. Many states and countries now have laws that protect wetlands. Why is this important for amphibians?

43. In the desert, few animals can be seen by day. But at night, many reptiles come out to look for food. Why dont reptiles search for food during the day?

44. Why are amphibians sensitive to acid rain?

45. Why is it unlikely that cartilaginous fish are the ancestors of amphibians?

46. Reptiles have a more highly developed circulatory system than amphibians with a partial wall in the main chamber of their three-chamber heart. What does the reptiles body receive more of?

47. You are sitting on some rocks in the sunshine on a cool day. Two rocks away, a snake lies in the Sun. Why is the snake lying in the Sun?

48. How did the development of the amniotic egg give reptiles the ability to live on land away from water?

49. Why do scientists think amphibians are descended from the lobe-finned fish?

50. On a winter day, you can see rabbit or fox tracks in the snow. Why dont you see tracks of turtles or frogs?

51. Why does clear-cutting of forests affect the population of amphibians?

52. Salamanders rest under leaves to avoid the drying heat of the Sun. Why?

53. One theory used to explain the disappearance of dinosaurs states that dinosaurs did not disappear but were the ancestors of todays birds. Do you think this could be true? Why?

 

N

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