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

Define nerve cell, Define Nerve Cell The basic unit of the nervous syst...

Define Nerve Cell The basic unit of the nervous system as studied above, is the individual nerve cell - the neuron. The nerve cells operate by generating electrical signals and

Determine about the physico-chemical parameters, Determine about the Physic...

Determine about the Physico-chemical parameters The possible combination of various elements found in the earth's crust gives rise to a large number of minerals. Out of all the

Communication revolution, Communication Revolution: It is in this bac...

Communication Revolution: It is in this background, that communication revolution is being ushered in ou:  country. In the recent years, the rural people who have access to T

Powerpoint presentation on pulmonary embolism, Collaborative Learning Commu...

Collaborative Learning Community: a) Literature Review Presentation i) In this assignment, the instructor will place the students into groups. You will be required to work to

Explain the functions of glucocorticoids, Explain the Functions of Glucocor...

Explain the Functions of Glucocorticoids Cortisol, cortisone and hydrocortisone are the names given to the glucocorticoids. What is their function in our body? They play a majo

The human body, how many nerves in the human brain and how many in a dogs b...

how many nerves in the human brain and how many in a dogs brain

Peripheral nervous system (pns), Peripheral nervous system (pns): Excep...

Peripheral nervous system (pns): Except for the  brain and the spinal cord,  the  rest of  the network  of  nerves and neurons is included in tha  peripheral nervous system, or

Broad area of scientific activity, describe the factors which decide the br...

describe the factors which decide the broad area of scientific activity

OCEAN COASTLINE, WHAT IS THE OCEAN''S COASTLINE''S LIVING AND NON-LIVING TH...

WHAT IS THE OCEAN''S COASTLINE''S LIVING AND NON-LIVING THINGS?

Explain the functions of unicellular organism, Explain the Functions of Uni...

Explain the Functions of Unicellular Organism You might wonder what functions a single-celled organism is capable of performing. Surprisingly, a unicellular organism is able to

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