T7L4: External Structures and Functions of Animals

Which animal's external structures help protect them?

• Skeleton

• Heart

• Lungs

• Scales

Which external structure protects lobsters, snails, and ladybugs?

• Scales

• Exoskeleton

• Feathers

• Skin

Which describes an external characteristic of an animal?

• a cat's rigid skeleton

• a bear's loud roar

• a bird's blue feathers

• a human's long bones

Which animal has an exoskeleton?

• Bear

• Snail

• Slug

• Fish

Tags

NGSS.MS-LS4-2

Which external structure of an animal provides the best protection from a very wet environment?

• Fur

• Scales

• Claws

• Feathers

Sharp structures on the feet of some animals are called...

• toes

• feathers

• claws

Claws help animals catch...

• mates

• a cold

• food

• their eggs