Grade 8 Ch. 18 Lessons 1 and 2 Quiz

A _____ is a disease-causing organism that can only be seen with a microscope.

• Disease

• Pathogen

• Infection

• Virus

• Bacteria

A _____ is a condition that occurs when pathogens enter the body, multiply, and cause harm.

• Disease

• Pathogen

• Infection

• Virus

• Bacteria

A _____ is a condition that interferes with the proper functioning of the body or mind.

• Disease

• Pathogen

• Infection

• Virus

• Bacteria

The 4 types of pathogens are...

• Pathogens, diseases, protozoa, and bacteria

• Infections, pathogens, disease, and protozoa

• Viruses, bacteria, fungi, and protozoa

Which pathogen can be treated and cured with antibiotics?

• Viruses

• Fungi

• Bacteria

• Protozoa

What is one way pathogens can spread directly from one person to another?

• Through contaminated food

• By shaking hands with an infected person

• Through indirect contact with objects

True or false: Insects such as mosquitos can transmit pathogens to humans.

• True! They are vectors that spread viruses.

• False! Bugs can only infect other bugs, not humans.

What should you do with eating or drinking utensils to prevent disease?

• Share them with friends

• Never share them

• Use them once and throw away

• Wash them with cold water

What should you do if you are ill to help prevent the spread of pathogens?

• Go to school and work as usual

• Stay home from school and other public places

• Share your utensils with others

• Avoid washing your hands

What are the 5 major barriers that help keep pathogens out of your body?

• Tears, mucous membranes, saliva, skin, and stomach acid

• Protozoa, viruses, bacteria, pathogens, and fungi