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Vectors can be defined as...

Vectors can be defined as

A

animals carry the infecting agents from sick person to another healthy person

B

Microorganisms which cause many diseases

C

infected person

D

diseased plants.

Text Solution

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The correct Answer is:
A
a) Vectors or intermediate are animals insects that carry the infecting agents from a sick person to another healthy person. Mosquitoes (for malaria, filariasis, yellow fever and dengue), flies (typhoid, kala-azar, sleeping sickness), louse (typhus) and rat (for plague).
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