Coal
Coal is a blackish, complex mixture of compounds of carbon, hydrogen and oxygen. It also consist small amounts of nitrogen and sulphur……
Coal is a blackish, complex mixture of compounds of carbon, hydrogen and oxygen. It also consist small amounts of nitrogen and sulphur……
CLIMATE Climate is the overall condition of the weather of a place over a long period of time. It is based on the data of the overall……
WEATHER Our earth is enclosed by a coating of gases. This layer or envelope of gases is called atmosphere. It has water steam in it.……
The use of peanut as a food is beneficial for human health, because it’s seed contains high quality vegetable……
Forest play a very important role not only the betterment of economy but also the wealth of a country.Due to forest the whole world……