Microbes, Science

Assignment Help:

Microbes:

You should know  that invisible microbes are present everywhere, because  they can surviveeven under very inhospitable conditions. They are all around us, in the air we breathe, in thsoil, in  food, ih water used for drinking or bathing and on all the objects we come in contacwith. You will be surprised  to know that billions of them live on the skin of our body and inour mouths and intestinal tracts. One third of the dry human faeces  is bacteria. However, only some of these micro-organisms cause infectious diseases. There are many others whicare beneficial and  their activities are of central importance  to the biosphere. Without them life on earth would perish! Long before we even knew of  their-existence, we have been taking advantage of their activities, as in the case of making curds, and alcohol or baking cakes and bread. They decompose dead plants and animals, as well as sewage into harmlesbut indispensable chemicals like nitrogen, oxygen and carbon dioxide etc. They can also bused as biological  factories  to produce antibiotics.

 

2055_microbes.png

In fact, the famous antibiotic, penicillinwas discovered from a culture of fungus. Certain kinds of bacteria live in human intestinesand provide vitamin B,,  and vitamin K. Thus, though some microbes are harmful, athers aof great service  to humanity. While the knowledge of gems  has grown and some of it is used to save people from disease and death,  several countries have used this knowledge  fodestruction and warfare. You may have heard the word "geim warfare". These countries have collected deadly gems which can be spread in enemy countries  to pollute air or  wateor even to destroy crops and forests. Such warfare, obviously, kills people, not just soldierand as such it is internationally  prohibited. 


Related Discussions:- Microbes

Explain the functions of gastric juice - antiseptic action, Explain the Fun...

Explain the Functions of Gastric Juice - Antiseptic Action Antiseptic action: Hydrochloric acid in the gastric juice acts as a barrier to the passage of certain microorganisms

What is tongue, What is Tongue? The tongue is a major organ. You will a...

What is Tongue? The tongue is a major organ. You will agree that the tongue precisely reflects the state of our digestive system. How? Well, you may have experienced that occas

Brown DwaRFS, how can isolated brown dwarf passing between another star and...

how can isolated brown dwarf passing between another star and the earth could be detected?

Surgery in iron age, Surgery: Susruta-Samhita,  a.major  treatise on su...

Surgery: Susruta-Samhita,  a.major  treatise on surgery, was derived not only from exhaustive observation of symptoms of diseases  and their possible treatments but also a fair

Science and technology during the renaissance, Science and Technology durin...

Science and Technology during the Renaissance:  This phase in the history of science was one of description and criticism. First came the exploration of ancient knowledge, mainly o

Atoms and molecules , hi my name chase I was hoping you can awnser a few qu...

hi my name chase I was hoping you can awnser a few question about atoms and molecules my first question is is it hard working with atoms and molecules my second question is with a

Zoology, classification of animals

classification of animals

Soil, why is oxygen is important to plants?

why is oxygen is important to plants?

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