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Air Pollution
Air pollution is one of the major problems created by modern man. It is estimated that about 100 million tons of waste are poured into our atmosphere each year. Wastes in the form of smoke from industry, power plants, automobiles and homes; and also due to burning of fossil fuels, spread pollution into our atmosphere. Aircrafts also release large amounts of burnt or unbumt fuel into the air. You may have seen a long trail of smoke left behind by a climbing jetliner.
The burning of coal, wood, diesel oil, kerosene, petrol etc. produces the following five categories of pollutants:
i) Carbon monoxide
ii) Hydrocarbons
iii) Particulates
Explain Transport of Oxygen By Plasma At a tension of 100 mm Hg, 0.3 ml oxygen is dissolved in every 100 ml of blood. This small volume is negligible as far as the oxygen suppl
Which equinox marks the moment when fall starts in the Northern Hemisphere? Autumnal Equinox
physical features of arizona
Military Technology: Important changes were introduced in military technology. Rope and wooden stimps for horsemen were known in India before the thirteenth century. However,
Palaeontological Evidence: Palaeontology is a branch of earth sciences, which is essentially a study of plant and animal life in the past geological periods, millions of ye
Explain the Digestion of Food Salivary amylase or ptyalin acts on cooked starches (polysaccharides) and changes them into maltose as shown herewith. Boiled starch → soluble
Explain how the uterus supports the development of a baby during gestation.
Monosaccharides and amino acids are absorbed into the blood in the intestinal capillaries. Is it true or False?
Sequence of Actions : The precise sequence of actions in emergency situations is governed by the circumstances. The following order is of general application: (1) Quickly rem
State the process of Liming · Affects the solubility and availability of most of the plant nutrients and raises the level of exchangeable base status of calcium and magnesi
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