Tanush ahuja
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Poll

….. is the commonest carrier of pathogens

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Poll Results

0%(a) mosquito
100%(b) housefly ( 3 voters )
0%(c) helminth
0%(d) none of these
Based On 3 Votes

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NCERT Important Questions Class 9 Science biology Chapter 13
Important NCERT Extra Questions
Chapter 13 Why do We Fall ill
NCERT Book Extra Questions for Session 2022-2023
CBSE Board and UP Board Others state Board

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