Animal Internal and External Structures

A body part on the outside of an animal that helps it survive is called a(n) _____

• internal structure

• external structure

• organism

• brain

When an animal blends in with its surroundings, it's using ______

• mimicry

• camouflage

• compression

• carnivore

Tags

NGSS.MS-LS4-4

An armadillo uses this external part to dig.

• claws
• tail
• skin
• fur

A monkey uses this animal structure to help it hang from a tree.

• eyes

• nose

• tail

• fur

Which of these is not an external structure?

• eyes

• ears

• heart

• tail

Which of the following statements is correct about giraffes?

• Giraffes have long legs to reach watering holes easily.

• Giraffes have long necks and tongues to reach leaves of tall trees.

• Giraffes have long tails to help guide them when they run.

• Giraffes have long manes down their necks to help them run faster.

Tags

NGSS.3-LS4-2

NGSS.4-LS1-1

What structure of a butterfly helps it move from place to place?

• Antenna

• Wings

• Tail

• Legs

Something inside an animal that helps it survive is called a(n) _______

• organism

• shelter

• external structure

• internal structure

Tags

NGSS.MS-LS4-4

An octopus can change the color and pattern of its skin to match the environment while hunting prey. How does this help the animal?

• to swim

• to play

• to breath

• to eat

Tags

NGSS.MS-LS4-4

Choose the best answer. Which of the following structures best functions to protect an animal from predators?

• colorful feathers

• thick fur

• sharp spines

• short legs