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Worksheets

Birds and Mammals

Total questions: 25

Worksheet time: 13mins

Name
Class
Date
1.

Which of the following is true about both birds and mammals?

a)

they produce milk for their young

b)

they are vertebrates

c)

they all lay eggs

d)

they have hair

2.

Endothermic means that an animal

a)

stays inside.

b)

produces its own body heat.

c)

cannot eat.

d)

has hair.

3.

Most mammals are

a)

pouched/marsupials.

b)

egg-layers.

c)

scaly.

d)

placental.

4.

Mammals with pouches belong to the following subclass (group):

a)

egg-laying

b)

vicious

c)

marsupial

d)

hoofed

5.

Which structure provides oxygen and food to a developing mammal in the womb?

a)

mammary (milk) gland

b)

diaphragm

c)

placenta

d)

yolk

6.

In placental mammals the mother’s blood goes into the developing baby.

a)

True

b)

False

7.

In placental mammals if the mother puts bad stuff (alcohol) into her body it gets to the baby.

a)

True

b)

False

8.

The teeth that are used for grinding are?

a)

incisors

b)

canines

c)

molars

d)

in front

9.

The teeth that are used for gripping and tearing are?

a)

incisors

b)

canines

c)

molars

d)

premolars

10.

The teeth that are used for cutting are?

a)

incisors

b)

canines

c)

molars

d)

premolars

11.

This is the part that forms around the baby in mammals like humans and dogs.

a)

placenta

b)

egg sac

c)

umbilical cord

d)

shell

12.

This is the term for how long the mother is pregnant as the baby develops inside her.

a)

monotreme

b)

gestation period

c)

endothermic

d)

amniotic

13.

Milk comes from these glands in the mother.

a)

monotreme

b)

placenta

c)

mammary

d)

amniotic

14.

This mammal group the young are born when the body functions are fully developed.

a)

placental

b)

marsupial

c)

monotreme

d)

frog

15.

Mammals, same as birds have how many chambers in their heart?

a)

1

b)

2

c)

3

d)

4

16.

This group of mammals lay eggs and then care for the young

a)

placental

b)

marsupial

c)

monotreme

d)

frog

17.

The only native example of this marsupial in the United States is? (play dead)

a)

koala

b)

opossum

c)

kangaroo

d)

wallaby

18.

This organ attaches the placenta to the baby at the belly button and feeds the baby nutrients

a)

placenta

b)

egg sac

c)

umbilical cord

d)

amniotic fluid

19.

This feather is for warmth and is fluffy.

a)

air sacs

b)

contour

c)

crop

d)

downy

e)

gizzard

20.

Stones are added to this organ to grind food. A very hard muscle.

a)

air sacs

b)

contour

c)

crop

d)

downy

e)

gizzard

21.

This feather is for body shape and flight.

a)

air sacs

b)

contour

c)

crop

d)

downy

e)

gizzard

22.

This is the storage sac that hold the birds food until it can be ground up.

a)

air sacs

b)

contour

c)

crop

d)

downy

e)

gizzard

23.

Beside lungs birds also have these for air exchange

a)

air sacs

b)

contour

c)

crop

d)

downy

e)

gizzard

24.

Which are examples of endothermic vertebrates

a)

reptiles

b)

birds

c)

mammals

d)

frogs

e)

birds and mammals

25.

This mammal cares for the young in a pouch after they are born.

a)

placental

b)

marsupial

c)

monotremes

d)

frogs