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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
Adolescence: Mind and Body, you have already studied that certain hormones are essential for proper physical development of an individual. Around the age of 12, starts a pe
Apoenzyme :- The protein portion of an enzyme requiring a cofactor for its reaction.
Explain the Emergency Contraceptive Pill (ECP) method The ECP method or "morning after pill" uses a high dose of combined oral contraceptives (OCs) to prevent conception. The O
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Saponification :- Fats when boiled with alcoholic solution of NaOH or KOH undergo hydrolysis into glycerol and fatty acids and the latter form soaps with Na or K. The
Sketch the water surface profiles for the cases below. Label the normal and critical depth lines as well as all of the water surface profiles. In part (b), the conjugate de
Explain the Composition and Functions of Gastric Juice In resting condition, the secretion of gastric juice is little in amount and is about 10- 15 ml. After taking each meal,
Explain the Hyposecretion or Hypothyroidism during Infancy Decreased secretion of thyroid hormone results in the development of the condition known as cretinism. There is a lac
Define the Fixed Type of Macrophages The fixed types are located permanently in certain organs, which include: Lungs - alveolar macrophages. Liver - kupffer cells.
what is the scientific classification of a protozoan
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