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

Role of fat or lipids in metabolism, ROLE OF FAT OR LIPIDS - Made up...

ROLE OF FAT OR LIPIDS - Made up of fatty acids & glycerol. Linked by ester bond. Maximum quantity of energy is librated. Helpful in temperature regulation. As stored f

What is excretion, What is excretion? Excretion in Physiology is the me...

What is excretion? Excretion in Physiology is the method of elimination of metabolic wastes and other toxic substances from the body.

What are the major purposes of the organic molecules, Q. What are the major...

Q. What are the major purposes of the organic molecules for living beings? Ans. Organic molecules, like, lipids, carbohydrates and proteins perform several functions for

What is the official name of pyruvic acid, What is the official name of pyr...

What is the official name of pyruvic acid? Pyruvic acid is 2-oxopropanoic acid. It is thus a molecule made of three linearly bound carbons with one extremity forming the organi

Photosynthesis carbon dioxide, Q. Why is it said that during photosynthesis...

Q. Why is it said that during photosynthesis carbon dioxide is improved to form glucose? During photosynthesis carbon dioxide is energetically improve with hydrogen from water.

What is linkage, What is linkage? Two genes are said to be under linkag...

What is linkage? Two genes are said to be under linkage, or linked, when they reside in the same chromosome. For instance, the research of the human genome discovered that t

Explain the malthus theory about population growth, Explain the Malthus' Th...

Explain the Malthus' Theory about population growth? Darwin's Theory was also based on Thomas Malthus' writings on population growth, in which he explained that populations gro

Hiatus hernia, Hiatus Hernia: In  this type of hernia, cardiac end of ...

Hiatus Hernia: In  this type of hernia, cardiac end of  the stomach passes through an abnormally wide oesophageal opening in the diaphragm  (see Fig. 2.6). Clinical manifestat

Why water and electrolytes are important for exercise, Why Water and Electr...

Why Water and Electrolytes are important for exercise? Water and electrolytes are important for exercise performance as they maintain blood volume and osmolality, thermoregulat

Explain post myocardial infarction surgery indications , Explain Post Myoca...

Explain Post Myocardial Infarction Surgery Indications ? Indications for Surgery :  Presence of ventricular septal rupture is an indication for surgery. Timing of surgery is

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