Question

multiple choice question
in general, disease - causing organisms are referred to as ______.
o microorganisms
o animacules
o bacteria
o pathogens

Explanation:

Pathogens are organisms that can cause diseases. Microorganisms is a general term for small - sized organisms and not all are disease - causing. Animacules is an old - fashioned term for small organisms. Bacteria are a type of microorganism, but not all disease - causing organisms are bacteria.

Answer:

D. pathogens