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

Excretion, State the excretory organelles of various organisms

State the excretory organelles of various organisms

Pulmonary function tests - diagnostic tests, Pulmonary  Function Test: ...

Pulmonary  Function Test: Pulmonary functions  tests (PFTs) provide information about a clients manifestation by measuring lung volumes, lung mechanics, and diffusion capabili

Lymhatic system, composition formation and circulation of lymph

composition formation and circulation of lymph

How can you categorize flowering plants, Q. What are the two major groups i...

Q. What are the two major groups into which flowering plants are divided? Angiosperm plants are separated into monocotyledonous (monocots) and dicotyledonous (dicots).

Evolutionary Biology-Genetic Drift, Imagine a population evolving by geneti...

Imagine a population evolving by genetic drift in which the frequency of allele K is 0.65. What is the probability that at some point in the future allele K will drift to a frequen

Physiological adaptaion, what are the physiological adaptation shown my pre...

what are the physiological adaptation shown my prey as defence

Herb stage - xerarch, Herb Stage - Xerarch The Soil-forming and soil-h...

Herb Stage - Xerarch The Soil-forming and soil-holding reactions of the mosses are so pronounced that the seeds of various xerophytic herbs, especially short-lived annuals: ar

Explain about the bulimia nervosa, Explain about the Bulimia Nervosa? B...

Explain about the Bulimia Nervosa? Bulimia Nervosa, as you may recall studying earlier, is a disorder characterized by episodes of binge eating or very rapid intake of large am

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