Show:
Amphibians
Reptiles
Fish
Reproduction
Vertebrates
100
A vertebrate that is ectothermic and spends its early life in water?
What is an amphibian?
100
A reptile with a protective shell on its back
What is a turtle or tortoise?
100
A vertebrate that lives under water and uses fins to moves
What is a fish?
100
When a male and a female mate.
What is reproduction?
100
A backbone formed by similar bones called a ...
What is a vertebrate?
200
Adult amphibians live on...
What is land? :)
200
An ectothermic vertebrate that has lungs and scaly skin.
What is a reptile?
200
Living in water, having fins, obtaining oxygen from gills, and having scales are all ...
What are the main characteristics of a fish?
200
After young hatches the mother carries them in mouth
What is an alligator?
200
A flexible rod that supports a chordates back.
What is a notochord?
300
Beginning lives in water, spend adulthood on land, and tails in adulthood are...
What are the three main characteristics of an amphibian?
300
Largest reptile that is now extinct
What is a dinosaur?
300
To breath oxygen under water
Why do fish have gills?
300
From time to time this animal (female), comes out of the water and crawls over to her eggs to keep them moist.
What are crocodiles and alligators?
300
A backbone that is part of an internal skeleton.
What characteristics do only vertebrates have?
400
strong skeleton, muscular limbs, leaping to get away from larger animals, climbing toes
What are four adaptations of adult amphibians for living on land?
400
lizards and snakes; alligators and crocodiles; Turtles
What are the three main groups of reptiles?
400
A fish that extends its body size to keep away predators
What is a balloon-fish?
400
An egg with a shell and internal membranes that keep the egg moist are called an ...
What is an amniotic egg?
400
A spine that runs through the back; a straight line.
What is a way to describe a backbone?
500
Helps amphibians swim through water
What is webbed feet?
500
Snakes have larger jaw bones, and lizards have legs
How are snakes different from lizards?
500
Jaw-less fish, Cartilaginous fish, and Bony fish
What are the three major groups of fish?
500
A tiny animal in the egg of a reptile is an ...
What is an embryo?
500
The skeleton parts; the ribs and the spine.
What is an internal skeleton?