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Aadvika Singh
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Asked: 2021-06-09T03:30:01+00:00 In:

Vectors can be defined as

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0%(a) microorganisms which cause many diseases
100%(b) animals carry the infecting agents from sick person to another healthy person. ( 2 voters )
0%(c) infected person
0%(d) diseased plants
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NCERT Important Questions Class 9 Science biology Chapter 13
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Chapter 13 Why do We Fall ill
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    1. (b) animals carry the infecting agents from sick person to another healthy person.

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