Biology · Science General

Disease Causative Agents

2,531 Questions

Disease causative agents questions test your understanding of viral, bacterial, and fungal infections, along with their transmission methods. These are common topics in general science sections of SSC and railways exams. Practice these questions to accurately identify disease pathogens and symptoms.

Viral diseasesFoodborne illnessesDisease transmission methodsExtrinsic disease factorsCommon pathogens

Disease Causative Agents Questions

Multiple choice

In ‘CFIDS', causing pathogenic microbes are

P. Erythrovirus B19 Q. Coxsackie B virus R. Herpes simplex virus 1 S. Chlamydia pneumoniae T. Coxiella burnetii

  1. P and Q

  2. R and S

  3. S and T

  4. P, Q and S

  5. P, Q and T
Reveal answer Fill a bubble to check yourself
E Correct answer
Explanation

CFIDS is also known as myalgic encephalomyelitis and is associated with enteroviruses, such as Coxsackie B virus, Human herpes virus 6, Human herpes virus 7 and Parvo virus B19. The bacteria Coxiella burnetii and Chlamydia pneumoniae are known causes of chronic fatigue syndrome. Coronary heart disease is associated with Herpes simplex virus 1 and the bacterium Chlamydia pneumoniae. Metabolic syndrome is also associated with the bacterium Chlamydia pneumoniae.

Multiple choice

Bacteriophages are

  1. viruses

  2. bacteria

  3. worms

  4. birds

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Bacteriophages are viruses that specifically infect bacteria, using bacterial machinery to replicate themselves. They are not bacteria themselves, nor are they multicellular organisms like worms or birds.

Multiple choice

Which of the following diseases is a LSD?

  1. Crohn's disease

  2. Gaucher's disease

  3. Addison's disease

  4. Celiac disease
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Gaucher's disease is the most common LSD caused due to the deficiency of the enzyme glucocerebrosidase.

Multiple choice

Cholera is _______________.

  1. a viral disease

  2. an airborne disease

  3. caused due to insect bite

  4. a waterborne disease

  5. a fungal disease

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

 It is an intestinal infection spread through polluted water.