high school environmental science

Fish is a source of high quality animal protein and a rich source of minerals like calcium, phosphorus and iron. India abounds in fish, both fresh water and marin..

Headache and high temperature for three four weeks. The temperature reaches its peak in the afternoon If care is not taken, relapse is commo..

As acids and bases are highly corrosive and reactive substances it is important to understand their reaction and responses on substances commonly found around us. It helps us to understand the outcomes of using them in daily life. Let see the different acids and base..

It should do a large amount of work per unit mass or volume - it means that the output energy must be more than the input energy. It should have high calorific valu..

Metals such as sodium, magnesium, calcium, aluminium high up in the reactivity series are very reactive and cannot be obtained from their compounds by heating with carbo..

Fish Farming - This includes inland and marine fisheries, aquaculture and pisiculture. Fish is a source of high quality animal protein and a rich source of minerals like calcium, phosphorus and iron. India abounds in fish, both fresh water and mari..

Advantages of Using Solar Cells - It is present in abundance They have no moving parts and hence require little maintenance and work quite satisfactorily without any focusing device It does not cause any environmental pollution like the fossil fuels and nuclear power Solar cells last a lo..

Some chemical reactions need very high pressure to proceed. For e.g., in the commercial manufacture of ammonia from nitrogen and hydrogen by Haber's process, a pressure of over 200 atmosphere is required, in presence of a catalyst iron and a temperature of 450oC to 500..

Anthrax is a highly infectious disease caused by the bacterium Bacillus anthracis. It is a disease found commonly in domestic animals such as cows, goats and sheep, but human beings can be infected when exposed to the infected animal. The meat of the infected animal if consumed without be..

Cereals, pulses, nuts, green leafy vegetables all contain high amounts of vitamin B 1 . Liver, kidney, milk, and egg yolk also contain vitamin B 1 . If included in the diet, it prevents the disease and / or controls i..