Water pollution, Biology

Assignment Help:

When toxic substances enter lakes, streams, rivers, oceans and other water bodies, they get dissolved or lie suspended in water. This causes pollution of water bodies, which degrade the quality of water so that either becomes health hazard or unfit for use and known as water pollution.

It is defined as deterioration of physical, chemical and biological properties of water brought about mainly by human activities and natural activities which causes harmful effects on human, plants and aquatic life.

Example: Domestics sewage, waste water discharge, industrial effluents, surface runoff water into river and sea.

 

 


Related Discussions:- Water pollution

What is a cytoskeleton, What is a cytoskeleton? What are its main constitue...

What is a cytoskeleton? What are its main constituents in animal cells? Cytoskeleton is the cytoplasmic structure that handles the cell, keeps its shape and fixates and moves t

Explain the stage of the cardiac cycle, Q. What is the stage of the cardiac...

Q. What is the stage of the cardiac cycle during which the ventricles are filled? The filling of the ventricles with blood take place during diastole.

Cleavage, what are the chemical changes during cleavage

what are the chemical changes during cleavage

Freshwater biomes, Low levels of dissolved salts characterise the freshwate...

Low levels of dissolved salts characterise the freshwater biomes. The salt content of fresh water is about 0.005 percent. The freshwater biomes consist of inland bodies of standing

Define some advantages of breast milk for infants, Define some Advantages o...

Define some Advantages of breast milk for Infants? 1) Breast milk is a simple and natural method of feeding. It is hygienic, inexpensive and available at all times at the righ

Illustrate pathology, Q. Illustrate Pathology? Following rheumatic feve...

Q. Illustrate Pathology? Following rheumatic fever, over next few years to decades, the typical funnel shaped mitral valve assumes a fish mouth appearance. During rheumatic fev

Explain differences between thrombus and embolus, Explain the differences b...

Explain the differences between a thrombus and an embolus. Include predisposing factors, mechanism of occurrence, treatment, and methods of detection with medical imaging, if any.

Goat pox, Goat pox Goat-pox is common in occurrence, and its nature is ...

Goat pox Goat-pox is common in occurrence, and its nature is similar to sheep pox. The incubation period varies from 5 to 10 days. The disease tends to attack male kids and ewe

Blood flow - circulation, Normal 0 false false false EN...

Normal 0 false false false EN-IN X-NONE X-NONE MicrosoftInternetExplorer4

Waxes, WAXES These are monoglyceride compounds. They are chemical...

WAXES These are monoglyceride compounds. They are chemically inert (due to absence of double bonds) and insoluble in water. On heating they become soft and pliable

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