Quiz on the Digestive System

Why do we need food?

• To watch TV

• To play sports

• To provide energy

• To make friends

What is one function of the digestive system?

• To make you taller

• To break down food

• To help you sleep

• To improve your vision

What does the digestive system do with the molecules from food?

• Stores them in the stomach

• Turns them into energy

• Sends them to the brain

• Puts them into the blood

What is mechanical digestion?

• Using chemicals to break down food

• Breaking food into smaller pieces

• Eliminating waste

• Absorbing nutrients

What is chemical digestion?

• Storing food in the stomach

• Using body chemicals to break down food

• Physically breaking down food

• Chewing food

What does food provide for your body?

• Materials to make cells

• A place to sleep

• Entertainment

• A way to relax

How does the digestive system help eliminate waste?

• By sending it to the heart

• By removing it from the body

• By breaking it down into energy

• By storing it in the liver

What is one reason we need food?

• To make friends

• To travel

• To learn new things

• To grow and repair tissues

What does food provide for energy?

• Oxygen

• Water

• Nutrients

• Materials

Which type of digestion involves physical breakdown?

• Cellular digestion

• Mechanical digestion

• Chemical digestion

• Nutritional digestion