Biology ยท Science General

Disease Causative Agents

2,258 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

Which of the following diseases spreads through water?

  1. Common cold

  2. Chicken pox

  3. Cholera

  4. Malaria
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Cholera is an infection of the small intestine by some strains of the bacterium Vibrio cholerae. It is spread mostly by water and food that has been contaminated with human feces containing bacteria.

Multiple choice

Mumps is a disease caused by

  1. bacterium

  2. fungus

  3. virus

  4. None of these
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Mumps is a disease caused by virus. The virus usually spreads through saliva and can infect many parts of the body, especially the parotid salivary glands.

Multiple choice

Which of the following is not directly responsible for poultry disease?

  1. Bacteria

  2. Algae

  3. Fungi

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

There are a number of diseases prevalent in poultry. The diseases are caused by organisms like virus, bacteria, fungi, parasites as well as other nutritional deficiencies. Although Algae also is responsible for some of the poultry diseases due to toxins produced by it but it is not the direct pathogen.

Multiple choice

Which disease is known as Hansen's disease?

  1. Meningitis

  2. Anthrax

  3. Tuberculosis

  4. Leprosy

  5. Gonorrhea
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Leprosy is also known as Hansen's disease (HD). It is a chronic disease caused by the bacteria Mycobacterium leprae and Mycobacterium lepromatosis.

Multiple choice

In which disease does the human papillomavirus form horny projections on the skin?

  1. Measles

  2. Warts

  3. Syphilis

  4. Smallpox

  5. Chickenpox
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Warts are small usually painless growths on the skin caused by a virus called human papillomavirus (HPV). A wart is generally a small rough growth typically on a human's hands or feet but often other locations that can resemble a cauliflower or a solid blister.