Bacteria and Viruses Pre-test

Which type of cell fights off harmful bacteria?

• white blood cell
• red blood cell
• skin cell
• nerve cell

Bacteria can cause infections in: 

• People
• Animals
• Plants
• All of the above

Tags

NGSS.MS-LS2-4

Which system in our bodies fights infections?

• the digestive system
• the immune system
• the cardiovascular system
• all of the above

Which disease is caused by a virus, NOT bacteria?

• scarlet fever
• pneumonia
• flu
• tuberculosis

By itself, a virus is

• a living animal
• a type of plant
• lifeless
• a harmful infection

Which disease is causes by bacteria, NOT a virus?

• typhoid fever
• the common cold
• measles
• influenza

Viruses can infect

• plants
• animals
• people
• all of the above

Tags

NGSS.MS-LS2-4

The viruses that cause colds usually attack the cells in the

• stomach and intestines
• nose and throat
• brain
• legs and feet

Antibiotics can cure infections caused by

• viruses
• bacteria
• viruses or bacteria
• anything

Vaccines are made from

• dead or weakened viruses
• fungi
• allergens
• strong, active viruses