Question

Which of the following is a communicable disease?
A)Common cold
B)Chicken pox
C)Cancer
D)Both A and B

Answer 1

Hint: Communicable disease is an infectious disease which spreads from one person or animal to another. The disease caused by pathogens like bacteria, virus, and fungi are communicable.

Complete answer:
To solve this question, we must know about the causative agent and the method of spread of the diseases given in the question.

Communicable disease is also known as infectious disease or transmissible disease. These diseases are caused by pathogens and require an intermediate host for transmission.

The options given in the question are
A)cold- It is caused by different kinds of viruses. It is a communicable disease and spreads through direct contact with infected people like hugs, hand shake, saliva, touching infected surfaces, airborne respiratory droplets.
B)Chicken pox- Chicken pox is a highly contagious disease. It is also known as varicella. It is caused by a virus. It can spread by direct contact with the person having infection through rashes. It can also spread by the infected person through cough, sneeze.
C)Cancer- It is an autoimmune disease in which the body cells divide uncontrollably and destroy other body tissues. It causes changes in the DNA which are heritable. It does not spread from one person to another.

Hence, the correct answer is option (D)

Note: Viral infection usually lasts for a week or 2 weeks. Use of antiviral drugs can cure certain viral diseases. The best way to ease the symptoms of viral disease is to take rest and drink plenty of fluids.