BPSC Prelims and Mains Notes, BPSC Test Series
Corrosion is defined as an attack on a material as a result of chemical, frequently electrochemical reaction, with the surrounding medium. According to this definition, the term corrosion can be applied to all materials, including non-metals. But in practice, the word corrosion is mainly used in conjunction with metallic materials. Why do metals corrode? Apart … Read more
Integrity Integrity is one of the most important and oft-cited of virtue terms. The concept of integrity has to do with perceived consistency of actions, values, methods, measures, principles, expectations and outcome. When used as a virtue term, “integrity” refers to a quality of a person’s character. Some people see integrity as the … Read more
Urban spheres of influence and rural urban fringe Urban spheres of influence Urban spheres of influence reflect centre-to-hinterland relationship, compared with the non-central region, the centre assumes more complex economic functions, and provides more economic activities. Famous theoretical contributions to this research field are the Central Place Theory (Christaller, 1933), the extension to the Central … Read more
Human resource development includes development at various levels, including community. Community development requires HRD efforts, such as training and organization development. Community development is an alternative route to educating and training citizens of a community. Community settings, especially in developing countries, require that HRD practitioners take into account many factors, such as cultural variables, … Read more
The “e” in e-Governance stands for ‘electronic’. Thus, e-Governance is basically associated with carrying out the functions and achieving the results of governance through the utilization of ICT (Information and Communications Technology), So it is the application of information and communication technology (ICT) for delivering government services, exchange of information, communication transactions, integration of various stand-alone systems and services … Read more
There is vast diversity of living organisms. The chemical compositon and metabolic reactions of the organisms appear to be similar. The composition of living tissues and non-living matter also appear to be similar in qualitative analysis.Closer analysis reveals that the relative abundance of carbon, hydrogen and oxygen is higher in living system. All forms … Read more
Biotechnology is defined as the industrial application of living organisms and their biological processes such as biochemistry, microbiology, and genetic engineering, in order to make best use of the microorganisms for the benefit of mankind. Modern biotechnology provides breakthrough products and technologies to combat debilitating and rare diseases, reduce our environmental footprint, feed the hungry, … Read more
Properties of polyvinyl chloride What is Polyvinyl Chloride (PVC), and What is it Used For? Polyvinyl Chloride (PVC) is one of the most commonly used thermoplastic polymers in the world (next to only a few more widely used plastics like PET and PP). It is a naturally white and very brittle (prior to the additions of plasticizers) plastic. PVC has been around longer … Read more
The United Nations (UN) is an intergovernmental organization established on 24 October 1945 to promote international cooperation. It was founded to replace the League of Nations following World War II and to prevent another conflict. When it was founded, the UN had 51 Member States; there are now 193. Most nations are members of the UN and send diplomats to the headquarters to hold … Read more
Properties of teflon Polytetrafluoroethylene or PTFE (more commonly known as Teflon) is a particularly versatile ivory-white and opaque plastic fluoropolymer; it is made by the free-radical polymerisation of many tetrafluoroethene molecules, and is suitable for a wide range of applications in industries as diverse as aerospace, the food and drink industry, pharmaceuticals and telecoms. Produced by … Read more