Sources of pollution, Biology

Assignment Help:

There are two main sources of pollution:

(1). Natural Sources:

            (a) Volcanic ash

            (b) Marsh gas (CH4) released from decay of organic matter.

            (c) Dust from dust storm.

            (d) Pollengrains, spors, bacteria, cysts etc.

(2). Anthropogenic sources:

Man has aggravated the problem of pollution by his innumerable activities like.

            (a) Industrialization

            (b) Revolution in automobile industry

            (c) Deforestation

            (d) Nuclear explosion

            (e) Over exploitation of natural resources.


Related Discussions:- Sources of pollution

Define needle selection for suturing, Define Needle selection for Suturing ...

Define Needle selection for Suturing 1. Needle with a reverse cutting edge "the cutting edge is outside the curve" is preferable, because it prevents tearing, 2. Conventiona

State the active hyperemia, Which of the following is true for active hyper...

Which of the following is true for active hyperemia, a local control mechanism within the circulatory system? A. There will be a decrease in force developed by smooth muscles s

Define itraconazole, Define Itraconazole Itraconazole is FDA-approved f...

Define Itraconazole Itraconazole is FDA-approved for treatment of blastomycosis, histoplasmosis (non-meningeal) and aspergillosis in patients who are intolerant of or refractor

Explain epimerism, Epimerism:- Another type of stereo isomerism known ...

Epimerism:- Another type of stereo isomerism known as epimerism occurs with respect to a single asymmetric carbon atom of a monosaccharide possessing more than one asymmetric

Define stress echocardiography with adenosine, Q. Define Stress Echocardiog...

Q. Define Stress Echocardiography with Adenosine? These have all been described. The information is that of wall motion abnormality indicating ischaemia. Ejection fraction can

Express the term in brief protonephridia., Express the term in brief - Prot...

Express the term in brief - Protonephridia. An osmoregulatory-excretory structure found in some invertebrates. Also known as a flamecell, this tubule is closed at its distal en

Light and dark reactions, Evidence for Existence of Light and Dark Reaction...

Evidence for Existence of Light and Dark Reactions The process of photosynthesis was known in its bare outline already at the beginning of this century. But the phenomenon wa

Transcription of protein-coding genes in eukaryotes, The Protein synthesis ...

The Protein synthesis is very significant because it is by the use of genetic information to synthesize proteins in which the genes in the DNA are expressed in the phenotype. Make

Determine lamellar compaction and remodeling, Lamellar compaction and remod...

Lamellar compaction and remodeling (6 to 18 weeks) A remodeling phase is initiated in which hematopoietic-derived osteoclastic cells form cutting cones will remove the establis

What are the factors that for influencing photosynthesis, What are the fact...

What are the factors that for influencing photosynthesis also interfere with the gross primary productivity? Mostly water and light, but also mineral salts, temperature and car

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