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

Periods of the second meiotic division, Q. What are the periods of the seco...

Q. What are the periods of the second meiotic division? Meiosis II is divided into metaphase II, prophase II, anaphase II and telofase II.

Symptoms of constipation, Q. show the Symptoms of constipation? Have yo...

Q. show the Symptoms of constipation? Have you ever suffered from constipation? Do you recall the symptoms associated with the problem? Yes, the symptoms were specific to havin

Explain haccp system, Explain HACCP System HACCP System :  The resul...

Explain HACCP System HACCP System :  The result  of  the  implementation  of  the HACCP Plan.

Explain neurosyphilis, Neurosyphilis  Symptomatic neurosyphilis, includ...

Neurosyphilis  Symptomatic neurosyphilis, including ophthalmic or otic infection, requires treatment with high doses of aqueous penicillin G IV or procaine penicillin G IM with

Menstrual cycle in human beings, Menstrual cycle in human beings: 1) Th...

Menstrual cycle in human beings: 1) The cycle of changes in the female reproductive system that leads to formation of Ovum is called 'menstrual cycle'. It occurs once in 28 to

Clathrin-coated pits and vesicles, Clathrin-coated pits and vesicles are in...

Clathrin-coated pits and vesicles are included in both the endocytosis   of material   at the plasma membrane and the exocytosis of proteins from the Golgi   apparatus.  Electron

Homework, is a cyclone density dependent or independent

is a cyclone density dependent or independent

10 mcq question of plants, 10 mcq question in the topic of plants of 9th st...

10 mcq question in the topic of plants of 9th standard

Uterine torsion, Uterine Torsion Incidences of uterine torsions in cat...

Uterine Torsion Incidences of uterine torsions in cattle and buffaloes are not common. However, they are very common in heavy breeds and buffaloes and animals in slopy terrain

How many of the four daughter cells produced, If a person is heterozygous f...

If a person is heterozygous for the 32 allele of the CCR5 gene, how many of the four daughter cells produced by meiosis will have the 32 allele?

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