Germs and Immune System Quiz

What are germs?

• Antibodies that attach themselves to viruses

• Particles that are too small to see with the naked eye

• Chemicals that our body uses to fight diseases

• Tiny organisms that can make you sick

How do our bodies find germs?

• Through special chemicals called antibodies

• By using microscopes to see them

• By sensing their patterns of chemicals

• By wrapping themselves around the germs

What do antibodies do?

• All of the above

• They act as chemical antennas

• They attack the germs

• They mark the germs for our bodies to attack

What are the white blood cells called?

• Germs

• Lymphocytes

• Chemicals

• Antibodies

What is the purpose of white blood cells?

• To make our bodies sick

• To attack the antibodies

• To reproduce the viruses

• To fight off germs and infections

How can germs enter our body?

• By eating contaminated food

• By breathing in contaminated air

• Through our eyes and skin

• Through our mouth, nose, ears, and touch

What is the best way to prevent germs from entering our body?

• Avoiding close contact with sick people

• All of the above

• Covering our mouth and nose when sneezing or coughing

• Washing our hands regularly

What is the human immunodeficiency virus (HIV)?

• A virus that attacks white blood cells

• A bacteria that causes colds

• An antibody that fights infections

• A chemical that kills germs

How can HIV be transmitted?

• Through breathing in contaminated air

• Through sharing food or drinks

• Through casual contact like shaking hands

• Through blood and other body fluids

What is the best way to take care of our immune system?

• Exercising regularly

• Getting enough sleep

• Eating a healthy diet

• All of the above

Tags

NGSS.HS-LS1-3