Question

which statement best describes where pathogens are found?
a. pathogens are agents that are used to treat contagious diseases.
b. pathogens are disease - causing agents that can be found in the environment and are passed from one individual to another.
c. pathogens are used to treat diseases that are passed from one individual to another.
d. when disease - causing agents are passed from one individual to another, they are not considered pathogens.
please select the best answer from the choices provided.
a
b
c
d

Explanation:

• Option A: Pathogens are not used to treat diseases. Antibiotics, antivirals etc. are used for treatment.
• Option B: Pathogens are disease - causing agents (like bacteria, viruses, fungi, parasites). They can be present in the environment (e.g., in contaminated water, air) and can be transmitted from one individual to another (e.g., through direct contact, droplets, vectors).
• Option C: Pathogens cause diseases, they are not used to treat them.
• Option D: Disease - causing agents that are passed from one individual to another are still considered pathogens.

Answer:

B. Pathogens are disease - causing agents that can be found in the environment and are passed from one individual to another.