APSC Prelims and Mains Notes, APSC Test Series
Methods of production and manufacturing Washing soda The chemical name of washing soda is sodium carbonate decahydrate, and its chemical formula is Na2CO3.10H2O. So washing soda is hydrated salt of sodium carbonate containing 10 molecules of water of crystallization. Sodium carbonate is manufactured by Solvay process. The manufacture of sodium carbonate by Solvay … Read more
Tissue culture methods and applications Tissue culture refers to a method in which fragments of a tissue (plant or animal tissue) are introduced into a new, artificial environment, where they continue to function or grow. While fragments of a tissue are often used, it is important to note that entire organs are also … Read more
Methods of preparing magnets Some magnets can be created using any of the following ways below. Induction Stroking Using electricity Since these magnets can be made, they are usually referred to as temporary magnets. Electromagnets are magnets made using electricity and so are called temporary magnet since they only … Read more
The first human vaccines against viruses were based using weaker or attenuated viruses to generate immunity. The smallpox vaccine used cowpox, a poxvirus that was similar enough to smallpox to protect against it but usually didn’t cause serious illness. Rabies was the first virus attenuated in a lab to create a vaccine for humans. Egg-Based … Read more
In formulating the recommendations in respect of the level of minimum support prices and other non-price measures, the CACP takes into account a comprehensive view of the entire structure of the economy of a particular commodity or group of commodities. Other Factors include cost of production, changes in input prices, input-output price parity, trends … Read more
There are 3 methods to calculate the National income.These methods are given by Simon Kuznets. PM (Product Method) or Product service method. IM (Income Method) CM (Consumption Method) or expenditure method. In India the combination of Product method and Income methods is used for calculating the National Income. PRODUCT METHOD: NI = GDP – income earned in … Read more
Scarcity of water Water scarcity is possibly to pose the greatest challenge on account of its increased demand coupled with shrinking supplies due to over utilisation and pollution. Water is a cyclic resource with abundant supplies on the globe. Approximately, 71 per cent of the earth’s surface is covered with it but fresh … Read more