Reptiles, Birds, And Mammals: Question Preview (ID: 25335)

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An egg that contains extraembryonic membranes
a) has a jelly-like coat.
b) is produced by fish.
c) is called an amniotic egg.
d) is produced by amphibians.

a) do not have scales.
b) never go into water.
c) are endotherms.
d) practice internal fertilization.

The olfactory organs found in snakes is the
a) cribiform plate.
b) nasal septum.
c) Jacobson's organ.
d) Frederick's plate.

Bird feathers are modified
a) scales.
b) hairs.
c) pili.
d) sebaceous glands.

Birds have very efficient respiration because
a) their lungs are larger than mammals.
b) they absorb oxygen through their skin as well as their lungs.
c) they have a large chest cavity.
d) air continuously flows in one direction through the lungs.

Birds are
a) ectotherms.
b) endotherms.
c) lay leathery shelled eggs.
d) feed their young with milk.

How many chambers does a bird heart have?
a) 2
b) 3
c) 4
d) 5

A bird that has a notched beak and sharp talons is a
a) shore bird.
b) song bird.
c) bird of prey
d) wading bird.

What type of circulatory system do mammals have?
a) single loop closed.
b) single loop open.
c) double loop closed.
d) double loop open.

Mammals that have pouches are
a) monotremes.
b) marsupials.
c) placental mammals.
d) primates.

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