PPSC Prelims and Mains Notes-PPSC Test Series
Epidemic diseases Complete information on major types of epidemics in India India is endemic to many diseases such as Malaria, Kala-azar, Cholera, Tuberculosis. These erupt in epidemic form when conditions are favorable for their spread. Epidemics are disasters by themselves but these can emerge in the aftermath of other disasters as well. In the recent … Read more Preventive measures during Epidemic diseases out breaks
Vaccines A vaccine is a biological preparation that improves immunity to a particular disease. A vaccine typically contains an agent that resembles a disease-causing microorganism, and is often made from weakened or killed forms of the microbe, its toxins or one of its surface proteins. The agent stimulates the body’s immune system to recognize the … Read more Immunity and vaccination
Disease and decay are not inherent properties of organic objects, nor are they caused by physical damage, it is microorganisms that bring about these changes. We are surrounded by bacteria, virus, and fungi. Many cause diseases in cattle and crops and others are known for entering human bodies and causing various diseases. Examples of familiar … Read more Human Diseases and Microbial infections; Common infections and preventive measures
Science and Technology in Ancient Period: Mathematics, Astronomy, Physics, Chemistry, Botany, Zoology, Physiology and Medicine (including Surgery), Ship- building, Mining and Metallurgy, Engineering and Architecture Like people in any other part of the world Indians too, have a rich legacy of scientific ideas. A desire to now the unknown, accompanied with experimentation and observation have … Read more Achievements of Indians in science & technology; indigenization of technology and developing new technology
Professor Freeman J. Dyson, of Institute of Advanced Studies, Princeton, in his book “Infinite in all Directions,” had this to say about Technology: “Technology is a gift of God. After the gift of Life, it is perhaps the greatest of God’s gifts. It is the mother of civilization, of Arts and of Sciences. Technology continues to … Read more Developments and applications of science and technology