ICSE Class 9 Answered

How does housefly spread diseases?

Asked by Topperlearning User | 04 Jun, 2014, 01:23: PM

Expert Answer

Housefly spreads diseases in the following manner:
(a) Hairy body and legs pick up filth.
(b) The fly moistens foodstuffs by pouring out saliva on it.
(c) The fly deposits excreta on food, while it feeds.
(d) It transfers germs from infected to healthy person directly.

Answered by | 04 Jun, 2014, 03:23: PM