Animal Systems Post-Test

What is an EXTERNAL structure of animals?

• The body parts on the outside of the animal. They help the animal grow, survive, and respond to their surroundings.

• The internal organs that process food, provide water, and food.

• The bones and muscles on the inside of the animal.

Select all of the examples of EXTERNAL animal structures:

• Eyes

• Skin

• Lungs

• Skull

• Legs

What do the INTERNAL ORGANS of animals do?

• Protect body parts like the heart and lungs.

• Provide the animals bodies with food, water, and oxygen.

• Help the animal respond to its surroundings.

Select all of the examples of INTERNAL ORGANS below:

• Ears

• Brain

• Heart

• Liver

• Ribs

What job do BONES and MUSCLES do?

• Help the animal to see and hear

• Store food

• Protect the internal organs

Select all of the examples of BONES and MUSCLES:

• Pelvis

• Liver

• Jaws

• Skull

• Backbone

True or False: All animals have Internal and External structures?

• True

• False

Tags

NGSS.MS-LS4-2