mammals
amphibians
fish
Echinoderm
Mollusks
100

Which mammal lays eggs?

ostrich, chicken, fish, platypus

platypus

100

The place amphibians lay their eggs.

What is water?

100

Three traits all fish have.

What are gills, scales, and fins?

100

The term echinoderm means.

What is spiny skin?

100

The type of symmetry of mollusks.

What is bilateral symmetry?

200

The mammal that can fly.

What is a bat?

200

The characteristic that is determined by the bright color of amphibians. 

What is poisonous?

200

The organ that adjusts the buoyancy of many fish.

What is the swim bladder?

200

The term that means bottom dwelling.

What is benthic?

200

The protective plate that covers the shell opening when the body of a snail is withdrawn into its shell.

What is the operculum?

300

The characteristic that classifies whales and dolphins as mammals.

What is hair?

300

The number of chambers in an amphibian's heart.

What is 3 chambers?

300

The type of circulatory system of fish.

What is a single-loop closed circulatory system?

300

The type of skeleton possessed by an echinoderm.

What is endoskeleton?

300

The number hearts a squid has.

What is three?

400

The product mammals produce for their young.

What is milk?

400

The meaning of amphibians.

What is animals that live on land and water.

400

The number of chambers in a fish heart.

What is two chambers?

400

The term that means males and females in seperate individuals.

What is dioecious?

400

The large muscular organ used for locomotion.

What is the foot?

500

The process mammals use to acquire heat.

What is endothermic?

500

The developmental process most amphibians go through.

What is metamorphosis?

500

The group of fish whose skeleton is made of bone.

What is osteichthyes?

500

The fluid filled body system made of canals and thousands of tiny hollow tube feet.

What is water vascular system?

500

A structure of tiny teeth used to scrape food particles into the mouth.

What is the radula?

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