Incineration
Burning under controlled conditions is called as incineration. The device used for incineration is called as incinerator. Burning of wastes undRead More…
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Urban and Rural Waste: Methods of their Disposal
Different activities may generate waste which may be solid or liquid. The quality of both solid and liquid wastes is increasing and if the wastes areRead More…
Cooking and Fuels
The process of preparing food for consumption with the use of heat is called as cooking. The art and science of cooking is called as cookery. CookRead More…
Community Eating and Mid-Day Meal Programme
Eating together is a traditional practice not only in India but in most of the countries of the world. It is practiced in all types of societies and Read More…
Questions for JTET/CTET
1.Chlorophyll is the chemical compound of- (1).iron  Read More…
All about wind energy
The Wind is Air in Motion. It is caused by differential heating of land, water, hills and mountain slopes by sun rays. About 25 % (i.e., 0.34 KW/m2) Read More…
Components and sources of food
The food eaten by any one comprises many different components like – Carbohydrates, Proteins, fats, Minerals, and Vitamins and water. For humans anRead More…
Management of Natural Resources
Ever since the earth was inhabited, humans and other life forms have depended on things that exist freely in nature to survive. These things include Read More…
Major provisions of the Environmental Laws
The development in all sectors of a country is essential to feed its growing numbers and to feed and to make the country prosperous. However, it shouRead More…
Bio invasion and Genetic Erosion
The process by which a new species is introduced into a habitat is called as Bio invasion. A number of species of plants and animals go extinct due tRead More…