4th Grade Animal Structures and Function

Which of the following qualities demonstrates how a frog’s skin is adapted to its environment. Choose all that apply.

• It is thin

• It is slimy

• It is warm

• It is moist

The flat teeth of an antelope are teeth used for eating ___________________.

• grass

• wood

• bugs

• large animals

The sharp teeth and jaws of alligators are for eating ___________________.

• bugs

• meat

• veggies

• grass

The legs are a helpful structure that provide ________________________.

• movement

• protection

The wings are a helpful structure that provide ________________________.

• movement

• protection

Fur is a helpful structure that provides ________________________.

• motion

• protection

Fins are a helpful structure that provide ________________________.

• movement

• protection

Spines are a helpful structure that provide ________________________.

• movement

• protection

Which of these are part of the human excretory system? Choose all that apply.

• skin

• lungs

• heart

• kidneys

Which sense does a dolphin sometimes use to see in murky water?

• touch

• hearing

• smell

• taste