Internal and External Structures Among Living Things

All structures are made by humans.

• true

• false

Which of the following are considered internal structures? (Check all that apply)

• skin

• heart

• eyes

• lungs

• brain

What is the function of the water monitor lizard's claws? (choose all that apply)

• digging

• climbing

• walking

• tearing apart prey

• swimming

What function might butterfly wings that look like leaves have?

• to camouflage it

• help it fly better

• to make it ugly so other animals won't eat it

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NGSS.MS-LS4-4

What external structure can help an animal climb trees and defend itself.

• Claws

• Nose

• Scales

• Whiskers

Which are examples of structures made by humans (Choose all that apply)

• Bridge

• leaves

• Buildings

• Roads

Tags

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An external structure is defined as

• anything made up of parts held together in a particular way

• structures found on the inside of living things, such as the heart, lungs or brain of an animal

• The purpose of a structure that helps the plant or animal survive.

• structures found on the outside of living things, such as skin, eyes and claws of an animal

What is the function of a water monitor lizard's tail structure?

• to slap prey

• to slap predators

• to swim

• to burrow

Holds the plant in the ground, transports water and food to the plant

• Stem

• Root

• Flower

• Leaf

Tags

NGSS.4-LS1-1

NGSS.5-LS2-1

Transports the nutrients and minerals through the plant and up to the leaves

• Flower

• Root

• Stem

• Leaf

Tags

NGSS.MS-LS2-3