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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.
Define Absorption of Zinc - Micro Minerals? Like iron, zinc also needs to be liberated from food prior to absorption. During digestive process; proteases, nucleases and hydroch
INTRODUCTIO N - Karl Von Baer - Coined the term cleavage. Swammerdom - First time seen cleavage. Prevost and Dumas - Reported cleavage of frog's egg. Spllanzani - Detail
Explain the Indirect Methods of Microbial Estimation? Indirect methods, i.e., methods other than those counting the microbial cells can also be used for quantitation purpose. T
Q. What are carbohydrates? Carbohydrates are important organic compounds widely distributed in animals and plants. Plants can synthesize carbohydrates by the process of photos
Explain transposition with VSD with restricted pulmonary? Transposition of great arteries with VSD with restricted pulmonary blood flow: Restriction to pulmonary blood flow
Morphallaxis - Regeneration This kind of regeneration takes place in plants, sponges and coelenterates such as jelly fishes and hydra. The missing parts are replaced via reorg
how does measurement of light scattering allows the growth of cells to be monitored.
A person is declared to be dead upon the irreversible cessation of spontaneous body functions; brain activity, or blood circulation and respiration. However, only about 1% of a per
Compare and contrast enantiomers, epimers, and anomers, specifically in relation to sugars.
What is the function of the umbilical cord? The umbilical cord haves blood vessels which convey blood among the fetus and the placenta.
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