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Pollution - Environmental Pollution
Pollution refers to any undesirable change in the physical, chemical or biological characteristics of our environment, i.e. air, water and oil that may or will adversely affect humans or other species and life support systems of our biosphere directly or indirectly. A substance whose introduction into a resource damages the latter's usefulness is called a pollutant. Pollutants are grouped into two broad categories:
The non-biodegradable pollutants such as heavy metals, pesticides, move through the food chain and may get magnified to dangerous levels in higher trophic level organisms. Some of these combine with other compounds and produce toxic substances. However, biodegradable materials such as human and animal wastes, agro-based residues and fertilisers can also pose a threat if their quantities or inputs exceed the Assimilative capacity of the environment.
How does the structure of a crab relate to its habitat? It's difficult exoskeleton protects it for most predators & keeps water off its flesh. The claws are used for mating due
Another possible way to classify organisms would be to separate them into unicellular and multicellular organisms. Explain why this is not a useful classification system. Other
complete definition of Sporogenous tissue
Which of the following are features of allosteric inhibition? During the infection, there are many different environments that P. multocida will encounter. In order to cause an inf
Agar Agar is a polysaccharide found in the cell walls of some red algae and is unusual in containing sulfated galactose monomers. Certain marine algae of the class Rhodophyceae
Q. Explain Spoilage of Fruits and Vegetables? Ans. Fruits and vegetables are an integral part of daily diets of man all over the world. The spoilage of fruits and vegetabl
Q. Explain Therapy of Specific Lipid Disorders? a) Very high LDL levels usually result from inherited disorders of lipoprotein metabolism and carry a high risk of premature at
Let us now understand the definition, causes, signs and symptoms, diagnosis and treatment of hypoglycaemia. It is very important for you to learn about it because patient will be h
Cleavage - Development Biology Cleavage or segmentation is a series of cell divisions of the fertilized .egg through which it is converted into a multicellular structure, call
Attempted Suicide: Suicide and homicide represent major source of morbidity and mortality in psychiatric practice. Suicide means killing of oneself. An attempted suicide is
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