WorksheetsCh. 15 Vocabulary Quiz: Birds and Mammals
Total questions: 15
Worksheet time: 30mins
keep eggs warm until they hatch
placenta
incubate
gestation period
strong and lightweight feathers, help birds fly and give them shape
down feathers
scales on legs
contour feather
down feathers
strong and lightweight, used for flying
soft and fluffy, insulate birds
scales on feet
preening
glands that make milk
process of using beak to rub oil over a bird's feathers
the time it takes to develop in a uterus
glands that produce milk for feeding young
sweat glands
oil glands
adrenal glands
mammary glands
animal that eats only plants
carnivore
omnivore
herbivore
carnivore
animal that eats only plants
animal that eats only other animals
animal that has all 3 types of teeth to eat both plants and animals
animal that eats both plants and animals
herbivore
carnivore
omnivore
mammals in which embryos develop inside the female's uterus
monotremes
marsupials
placentals
time during which embryos develop inside the female's uterus
incubation time
gestation period
cooking time
saclike organ developed from tissues of the embryo and uterus
umbilical cord
placenta
pouch
attaches the embryo to the placenta; pathway for exchange of nutrients, water, gases between mother and baby
umbilical cord
placental pouch
egg layer
pouched mammals that bear immature offspring
monotremes
marsupials
placentals
mammals that lay eggs with tough, leathery shells
marsupials
monotremes
placentals
endothermic vertebrates that have hair and produce milk to feed their young
reptiles
mammals
birds
amphibians
