Food might become contaminated by harmful bacteria, Biology

Assignment Help:

Three ways in which food might become contaminated by harmful bacteria.

Food may become contaminated:-

(i) from the unwashed hands of a food-handler,

(ii) by house- flies or blowflies walking over it,

(iii) by infected droplets or dust particles landing on it.

 


Related Discussions:- Food might become contaminated by harmful bacteria

Palaeobiology, Palaeobiology : This deals with the study of fossils and rem...

Palaeobiology : This deals with the study of fossils and remains an impressions of the past organisms found in the rock of different ages. Paleobiology is a growing or comparativel

Radial artery-long term patency, Radial Artery (RA) :  Patency of...

Radial Artery (RA) :  Patency of RA is less than that of Ih4.A but much superior to a venous graft. One of the studies showed 90 per cent patency at 13 months and 83

Entamoeba histolytica, Entamoeba Histolytica Losch (1875), for the fir...

Entamoeba Histolytica Losch (1875), for the first time, described the disease symptoms of infection of Entamoeba histolytica. However, it was only in 1903 that Schaudin gave t

Common disease of camels, COMMON DISEASE OF CAMELS - 1 .       SURRA ...

COMMON DISEASE OF CAMELS - 1 .       SURRA - Surra = Rotten. Spread by biting & blood sucking flies, dropping neck, half closed eyes are common symptoms. 2 .

Spinal nerves, Spinal nerves: They take their origin from the spinal...

Spinal nerves: They take their origin from the spinal cord. They are the mixed nerves having both sensory and motor fibres. There are 31 pairs of spinal nerves. The se

Explain the treatment of travelers diarrhea, Treatment of travelers'diarrhe...

Treatment of travelers'diarrhea  The most common cause of travelers' diarrhea, usually a self-limited illness lasting several days, is infection with noninvasive enterotoxigeni

Explain personal risk factors in cad, Explain Personal Risk Factors in CAD?...

Explain Personal Risk Factors in CAD? The personal risk factors are the factors that are specific and characteristic for a particular individual and are non-modifiable in natur

Hemoconcentration, Hemoconcentration Before, during and after CPB, hem...

Hemoconcentration Before, during and after CPB, hemoconcentration allows the patient's blood to be salvaged during surgery to help reduce the need for donor blood. Ultra

How is the lac operon regulated by the sigma factor, 1. Many bacterial gene...

1. Many bacterial genes show adaptive regulation of their transcription. a) How is the lac operon regulated by the sigma factor? b) How is the lac operon regulated by lactose

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd