Question

Find out about any 3 diseases that have spread as a pandemic before corona outbreak. List the
number of countries affected, mode of spread, causative agent and how they were controlled​

Answer 1

Answer:

1)HIV AIDS(2005-2012)

2)FLU(1968)

3)ASIAN FLU(1956)

Explanation:

countries affected

AIDS:democratic republic of congo (then gone pandemic)

FLU: HongKong,The Philippines, India, Australia, Europe, and the United States.(then gone pandemic)

ASIAN FLU:  Chinese province of Guizhou to Singapore, Hong Kong, and the United States(then gone pandemic)

Causative agent

1)HIV (VIRUS)

2)Influenza H1N1

3)Influenza H2N2

all were controlled by the discovery of the vaccine of the disease