WorksheetsBirds and Mammals
Total questions: 25
Worksheet time: 13mins
Which of the following is true about both birds and mammals?
they produce milk for their young
they are vertebrates
they all lay eggs
they have hair
Endothermic means that an animal
stays inside.
produces its own body heat.
cannot eat.
has hair.
Most mammals are
pouched/marsupials.
egg-layers.
scaly.
placental.
Mammals with pouches belong to the following subclass (group):
egg-laying
vicious
marsupial
hoofed
Which structure provides oxygen and food to a developing mammal in the womb?
mammary (milk) gland
diaphragm
placenta
yolk
In placental mammals the mother’s blood goes into the developing baby.
True
False
In placental mammals if the mother puts bad stuff (alcohol) into her body it gets to the baby.
True
False
The teeth that are used for grinding are?
incisors
canines
molars
in front
The teeth that are used for gripping and tearing are?
incisors
canines
molars
premolars
The teeth that are used for cutting are?
incisors
canines
molars
premolars
This is the part that forms around the baby in mammals like humans and dogs.
placenta
egg sac
umbilical cord
shell
This is the term for how long the mother is pregnant as the baby develops inside her.
monotreme
gestation period
endothermic
amniotic
Milk comes from these glands in the mother.
monotreme
placenta
mammary
amniotic
This mammal group the young are born when the body functions are fully developed.
placental
marsupial
monotreme
frog
Mammals, same as birds have how many chambers in their heart?
1
2
3
4
This group of mammals lay eggs and then care for the young
placental
marsupial
monotreme
frog
The only native example of this marsupial in the United States is? (play dead)
koala
opossum
kangaroo
wallaby
This organ attaches the placenta to the baby at the belly button and feeds the baby nutrients
placenta
egg sac
umbilical cord
amniotic fluid
This feather is for warmth and is fluffy.
air sacs
contour
crop
downy
gizzard
Stones are added to this organ to grind food. A very hard muscle.
air sacs
contour
crop
downy
gizzard
This feather is for body shape and flight.
air sacs
contour
crop
downy
gizzard
This is the storage sac that hold the birds food until it can be ground up.
air sacs
contour
crop
downy
gizzard
Beside lungs birds also have these for air exchange
air sacs
contour
crop
downy
gizzard
Which are examples of endothermic vertebrates
reptiles
birds
mammals
frogs
birds and mammals
This mammal cares for the young in a pouch after they are born.
placental
marsupial
monotremes
frogs
