Quiz 1: Infection and Germs

Preventing infections can be achieved by which of the following methods?

• Washing hands regularly

• Ignoring hygiene

• Sharing personal items

• Avoiding vaccinations

(a)   is an illness caused by harmful germs entering and multiplying in the body.

• Infection
• Fracture
• Allergy
• Sprain

Fill in the blank: ________ are tiny living things like bacteria, viruses, fungi, and parasites that can make people sick.

• Germs

• Vitamins

• Minerals

• Proteins

(a)   is the term used when harmful germs are present on surfaces, objects, skin, or food.

• Contamination
• Evaporation
• Fermentation
• Filtration

What are pathogens?

• Helpful germs

• Germs causing disease, like the flu virus or Salmonella bacteria

• Only bacteria

• Only viruses

Match the following types of germs with their examples.

• An example of a virus that causes illness

• None of the above

• A type of bacteria that can cause food poisoning

• Skin bacteria

• A type of bacteria that helps protect your body

• Flu virus

• No example provided

• Salmonella bacteria

Match the following situations with their possible outcomes.

• A person takes a medicine that works immediately.

• Nothing will happen.

• A person sneezes while having an infection.

• The infection could spread to others.

• A person receives a vaccine for all diseases.

• The person will become immune to all diseases.

• A person sneezes without having any infection.

• The medicine will cure the infection instantly.

Germs and pathogens are most likely to live and thrive in places you interact with regularly, like your school or home, such as (a)   .

• On doorknobs and shared surfaces
• Inside closed books
• On dry, clean paper
• In sealed food containers

Scarlett notices that her cell phone and other shared electronics often have germs on them. Why is this likely to happen?

• Because we touch them constantly

• Because they are always clean

• Because they are never used

• Because they are kept in bags

(a)   are types of germs.

• A) Bacteria
• B) Viruses
• C) Fungi
• D) Parasites
• E) All of the above