Living Things: Structure and Support

What is the main function of bones in the body?

• To provide support for the body

• To enable movement

• To protect organs

• To store important materials

Which type of joint allows bones to move and rotate in nearly all directions?

• Ball and socket joint

• Hinge joint

• Pivot joint

• Fixed joint

What is the function of ligaments in the body?

• To connect muscles to bones

• To connect bones to other bones

• To provide flexibility

• To enable movement

What is the purpose of the skeletal system?

• To support the body and help with movement

• To protect organs

• To make and store important materials

• All of the above

What type of muscle is found in the heart?

• Skeletal muscle

• Smooth muscle

• Cardiac muscle

• Involuntary muscle

Which type of muscle is voluntary and can be consciously controlled?

• Skeletal muscle

• Smooth muscle

• Cardiac muscle

• Involuntary muscle

What is the function of roots in plants?

• To provide support and anchor the plant

• To absorb water and nutrients from the soil

• To store food

• All of the above

What is the main function of stems in plants?

• To support branches and leaves

• To transport water, minerals, and food

• To produce new cells for growth

• All of the above

What is the purpose of an exoskeleton in animals?

• To provide support and protection

• To enable movement

• To store important materials

• To produce new cells for growth

What type of skeleton do earthworms and jellyfish have?

• Hydrostatic skeleton

• Exoskeleton

• Endoskeleton

• None of the above