Animal Classification Review

Which group of animals has leathery, waterproof skin that helps them hold moisture?

• amphibians

• reptiles

• fish

Which group of animals lays eggs in water where they hatch, then the animals move to land later in life after they go through a metamorphosis?

• amphibians

• fish

• reptiles

• birds

Which group of animals gives birth to live young and feed milk to their babies?

• reptiles

• mammals

• fish

• birds

Which group of animals build nests to lay their hard eggs in?

• reptiles

• amphibians

• fish

• birds

What makes a shark a fish?

• lungs

• gills

• scales

• teeth

What makes a dolphin a mammal?

• gills

• lungs

• teeth

• scales

What do all vertebrate animals have?

• exoskeleton

• legs

• backbone

• teeth

Which group of animals is covered in feathers and has wings/a beak?

• mammals

• fish

• amphibians

• birds

Which group of animals have either hair or fur on their bodies?

• mammals

• birds

• reptiles

• amphibians

Which groups of animals are all cold blooded?

• reptiles, birds, mammals

• amphibians, mammals, fish

• fish, reptiles, birds

• reptiles, amphibians, fish