Question

4. Find the odd man out-
(i) Typhoid, cholera, measles, pneumonia and TB.
(ii) Syphilis, gonorrhoea, diphtheria, rabies and
tetanus
(iii) Polio, smallpox, chickenpox, AIDS and
pertussis.
(iv) Diabetes, arthritis, cancer, heart attack and
haemophilia.
(V) Colour blindness, sickle-cell anaemia and night
blindness.​

Answer 1

Answer:

{1}TB

{2}rabies

{3}AIDS

{4} diabetes

{5}sickle cell anaemia

Answer 2

Odd one out of the given questions are as follows:

1) Odd one is TB

• Typhoid, Cholera, Measles, and Pneumonia are caused by a virus but TB is caused by bacteria.

• TB or Tuberculosis is usually caused by Mycobacterium Tuberculosis. It is an infectious disease.

2) Odd one is Rabies

• Syphilis, Gonorrhoea, Diphtheria, Tetanus are caused by bacteria.

• Rabies is a virus spread by the saliva of infected animals.

It is generally infected by stray dogs.

3) Odd one is AIDS

• Polio, Smallpox, Chickenpox, Pertussis diseases have Vaccines.

• But AIDS has no Vaccine. It is caused by the HIV virus. Prevention is the only way to cure this disease.

4) Off one is diabetes

• Diabetes is caused due to high blood sugar levels in the body. It is an autoimmune disorder.

5) Odd one is Sickle cell anemia

Colour blindness and Night blindness are eye diseases.

Sickle cell anemia is caused by a group of disorders. This is caused due to the red blood cells to become misshapen and the cells are breakdown early.