Question:
A disease in human beings caused by virus is
(a) typhoid
(b) influenza
(c) dysentery
(d) cholera
Solution:
(b) Influenza is an infectious disease caused by the influenza virus. It is also known as flu whose symptoms includes high fever, running nose, sore
throat, headache, coughing and muscle pain etc. Typhoid, dysentry and cholera are bacterial infections.