Question

what is a disease? explain various types of diseases with examples.(class 9th)

Answer 1

Disease is often construed as a medical condition associated with specific symptoms and signs. ... Death due to disease is called death by natural causes. There are four main types of disease: infectious diseases,
deficiency diseases,
genetic diseases (both hereditary and non-hereditary),
and
physiological diseases.

Answer 2

a disease is a particular abnormal condition that affects a. person physically as well am mentally
Disease r of 2 types....
COMMUNICABLE
NON -COMMUNICABLE