Practicing Success

Target Exam

CUET

Subject

Biology

Chapter

Human Health and Disease

Question:
The organisms which cause diseases in plants and animals ,what are these organisms called ?
Options:
Vector
Pathogen
Insects
worms
Correct Answer:
Pathogen
Explanation:
A wide range of organisms belonging to bacteria, viruses, fungi, protozoans, helminths, etc., could cause diseases in man. Such disease causing organisms are called pathogens. Most parasites are therefore pathogens as they cause harm to the host by living in (or on) them.