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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
Ligases (synthetases) These enzymes (code EC 6) catalyze the linkage of two molecules coupled with the hydrolytic breakdown of a pyrophosphate bond in ATP or an analogous co
Astronomy and Physical Sciences: Astronomy was used not only for working out the calendar, the dates of the eclipses and for the determination of time but also for casting h
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Why does a glacier move? It moves due to the huge pressure of the ice and snow lowers the freezing point of its lower layers, causing them to melt.
what are conventional plant breeding and non-conventional plant breeding methods . what are their impacts in the future crop/plant production
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