Show:
Fishes
Amphibians
Reptiles
Birds
Mammals
100
How do fish obtain oxygen?
What is gills
100
Larva of a frog of toad
What is tadpole
100
Alligators and Crocodiles are _____ (diet)
What is carnivores
100
Birds have a ____ chambered heart
What is four
100
Mammals have a ___ chambered heart
What is four
200
How do fish move?
What is fins
200
Adult amphibians have a __ chambered heart
What is three
200
Reptiles have ______ fertilization
What is internal
200
____ stores birds food and ______ grinds up the food to make digestible
What is crop, gizzard
200
Skin is covered with ___ or ____
What is fur, hair
300
Fish have a ____ chambered heart
What is two
300
Give two ways Adult amphibians can breathe
What is lungs and skin
300
Reptiles use ____ to breathe and ____ covers its skin
What is lungs, scales
300
Down feathers are specialized to _____ ______ ____
What is keep them warm
300
Young are fed from mothers ______ _____
What is mammary glands
400
Most fish have _____ fertilization
What is external
400
Amphibians mean
What is double life
400
______ ___ has a shell and internal membrane to keep embryo moist
What is Amniotic egg
400
What do air sacs do?
What is connect to the lungs and let to obtain more oxygen
400
_____ allows them to breath
What is diaphragm
500
What are the three major groups of fish?
What is Jawless, Cartilaginous, Bony
500
What is adapted so adult amphibians can move easy on land?
What is strong skeletal system and muscular limbs
500
What is adapted to conserve water? (name 3)
What is skin, kidneys, eggs
500
Adaptations for flight are (name 3)
What is no teeth, bones that are hollow, wings, contour feathers
500
Name the three groups of mammals
What is Monotremes, Marsupials, Placental