Interdisciplinary Unit Grade 3 - Vertebrates

Vertebrates are animals with a ________.

• backbone

• head

• mouth

Which animal is a vertebrate?

• 
• 
• 

Mammals are covered with _____.

• feathers

• hair

• slimy skin

Birds have teeth.

• True

• False

Which one is a reptile?

• 
• 
• 

Amphibian skin feels very _______.

• dry

• hard

• slimy

Fish use _____ to breathe underwater.

• gills

• lungs

• scales

Are humans vertebrates?

• Yes

• No