Microbes, Bacteria, Viruses & Pathogens

Which microorganisms are always harmful?

• Bacteria

• Microbes

• Pathogens

• Viruses

Which are microscopic organisms that takeover cells and inject their DNA?

• Bacteria

• Viruses

Bacteria are multi-celled organisms that have a nucleus and are usually harmful.

• True

• False

Which of these is a reason why bacteria are helpful?

• Help develop the immune system

• Help supply Vitamin K and Biotin

• Help your digestive system

• All of these

Which of these is a type of pathogen? (Check ALL that apply)

• Bacteria

• Viruses

• Fungi

• None of these

Which of the following is NOT a way pathogens are transmitted to people?

• Sneezing & Shaking Hands

• Telephones & Doorknobs

• Contaminated Food & Insect Bites

• All are ways to transmit pathogens

How many microbes are there in the world according to what we learned?

• Trillions upon trillions

• Billions

• Millions

• Thousands

Washing your hands with soap and water is one of the best ways to prevent illness.

• True

• False

Antibiotics are commonly used to fight viruses.

• True

• False

All pathogens are a type of microbe.

• True

• False