AIIMS2018Zoology-Biology
AIIMS 2018 Zoology Biology MCQ Question
Type: MCQ-conceptual-Medium-Class 12
Small pox has been eradicated from world –
A
Due to active vaccination against small pox on large scale
B
Due to auto immunity developed by us
C
Due to discovery of vaccine long ago
D
Injectable salk vaccine for small pox was easily available
Correct Answer
Option A
Detailed Explanation
The correct answer is A) Due to active vaccination against small pox on large scale because the global eradication of smallpox was primarily achieved through an intensive and coordinated vaccination campaign led by the World Health Organization. This strategy involved vaccinating large populations to create herd immunity, effectively breaking the transmission of the virus and ultimately leading to the disease's elimination.
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