Which one of the following is a non- communicable disease?
(A) Cancer
(B) Tuberculosis
(C) Cholera
(D) Malaria

Hint: The disease is defined as the defects in the body that cause disturbances to the normal functions of the body. This is of two types as communicable and non-communicable diseases. The communicable disease spreads from one person to another via any form of transmission where the non- communicable disease cannot spread from one person to the other.

Complete answer:
(A) Cancer:
Cancer is the uncontrollable growth of cells that give rise to the tumor. It is not a communicable disease. The cancer may be a hereditary disease or it may be due to the exposure to the excess sunlight, chemicals, radioactive materials, UV rays etc.

(B) Tuberculosis:
It is a bacterial disease which is caused by the mycobacterium tuberculosis. It spread through the droplets of the affected person in the air. Hence it is a communicable disease.

(C) Cholera:
It is caused by the vibrio cholera. It is transmitted from one person to another by contaminated food and water.

(D) Malaria:
This is the protozoa disease caused by plasmodium. It is also a communicable disease that is spreads through the female anopheles’ mosquito.
Hence among the given Options, cancer is a non- communicable disease.

Hence, the correct answer is Option (A)

Note: The cancer is classified into four types as carcinomas cancer, sarcomas cancer, leukemia cancer and lymphomas cancer. The carcinomas deal with the skin or tissues of the glands or organs. The sarcomas deal with the cell or tissues that support and connect the body. Leukemia deals with the blood and the lymphomas deals with the lymphatic system