Structures and Functions of Animals

Front

What is the main function of the skeleton in animals?

Back

The skeleton provides support, protects internal organs, and allows for movement.

Front

What are the two main types of animal skeletons?

Back

The two main types are endoskeletons (inside the body) and exoskeletons (outside the body).

Front

What is an example of an animal with an endoskeleton?

Back

Humans and most other mammals have an endoskeleton.

Front

What is an example of an animal with an exoskeleton?

Back

Insects, such as ants and beetles, have an exoskeleton.

Front

How do animals with exoskeletons grow?

Back

They must molt, shedding their old exoskeleton to allow for growth.

Front

What is the function of muscles in animals?

Back

Muscles enable movement by contracting and relaxing.

Front

What is the role of the heart in animals?

Back

The heart pumps blood throughout the body, supplying oxygen and nutrients.

Front

What is the function of lungs in animals?

Back

Lungs allow animals to breathe in oxygen and expel carbon dioxide.

Front

What is a habitat?

Back

A habitat is the natural environment where an animal lives and finds food, shelter, and mates.

Front

What is the difference between herbivores, carnivores, and omnivores?

Back

Herbivores eat plants, carnivores eat meat, and omnivores eat both plants and meat.