Water pollutants - water pollution, Biology

Assignment Help:

Water Pollutants - Water Pollution

Water pollution can occur on account of any one or more of the following agents:

1. Biological: Pathogens such as virus, bacteria, protozoa and worms.

2. Chemical:

  • Inorganic: nitrates, phosphates, chloride and fluoride,
  • Organic: pesticides, dyes, chloro-compounds, phenols, points and plastics.
  • Heavy metals: soluble heavy metal ions such as mercury, lead, cadmium, copper, zinc and their organometallic compounds.

3. Physical: Waste heat from industrial plants


Related Discussions:- Water pollutants - water pollution

Enumerate different implant materials, Q. Enumerate different implant mater...

Q. Enumerate different implant materials? Biomaterials fall into four categories: metal and metal alloys, ceramics (carbon included in this group) synthetic polymers, and natur

Explain the nutritional and functional role of iron, Minerals :- Iron ...

Minerals :- Iron Food Source      Cereals, legumes, meat contamination from iron utensils and soil Nutritional Functional role Essential nutrient: Deficiency lead

Define the stress response - nutrition during stress, Define the Stress Res...

Define the Stress Response - nutrition during stress? The terms trauma, stress, shock are very often used interchangeably and encompass a variety of conditions such as sepsis

How the slides and specimens used as instructional resources, Explain how t...

Explain how the slides and specimens used as instructional resources?  Ans) They act as an Identifier, so that we can judge them simply

Climax stage - hydrarch, Climax Stage - Hydrarch A variety of trees in...

Climax Stage - Hydrarch A variety of trees invade the woodland community which soon develop into the climax community. The nature of the climax is dependent upon the climate o

Explain the function of the pupil and of the iris, Q. What is the function ...

Q. What is the function of the pupil and of the iris? The iris works like the diaphragm of a photographic camera since it has muscles that relax or contract varying the pupil d

Prevent and control staphylococcal food poisoning, To prevent and control S...

To prevent and control Staphylococcal food poisoning: • Avoid contamination of foods • Kill organism by heating, refrigeration • Personnel hygiene • Adequate cookin

Pachytene, Pachytene: The pairing of homologous chromosomes is comp...

Pachytene: The pairing of homologous chromosomes is completed. Chromosomes become more and more thick. Each bivalent has four chromatids , which wrap around each o

Types of bone, TYPE S OF BONE - On the basis of its texture , a bone ...

TYPE S OF BONE - On the basis of its texture , a bone is of two types - Spongy or cancellous or tubercular bone and Compact or periosteal or dense bone.

How is cancer usually treated, Q. How is cancer usually treated? If the...

Q. How is cancer usually treated? If the cancer is in its initial stage cure is often done by surgical removal of the neoplastic tissue. The Cancers already disseminated are of

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