Why do we wash our hands frequently?

• To make our hands smell nice

• To remove all types of bacteria

• To avoid harmful bacteria

• To encourage bacteria growth

What is one of the benefits of bacteria in our intestines?

• They produce vitamins

• They make us feel hungry

• They help digest food

• They cause infections

Approximately how many bacteria are found in the human intestines?

• 1 million

• 1 billion

• 100 trillion

• 100 million

What are probiotics used for?

• To reduce digestion

• To eliminate all bacteria

• To promote good bacteria

• To increase bad bacteria

Why is it important to have good bacteria in the gut?

• They reduce appetite

• They cause diseases

• They help in digestion

• They make us sleepy