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Group 2 Notification

on June 03, 2018

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Tnpsc group 1 & 2 Mains Question and Answer

Tnpsc coaching centre in salem 1. Write a short note on Bio fertiliser(Science) Biofertilisersare organisms that enrich the nutrient quality of the soil. The main sources of biofertilisers are bacteria, fungi and cyanobacteria. Rhizobium bacteria is found in symbiotic assosiation the root nodules of leguminousplants. These bacteria fix atmospheric nitrogen into organic forms, which is used bythe plant as nutrient.Azotobacter and Azospirillum also fix atmospheric nitrogen, but these are free-livingbacteria in the soil. Mycorrhiza is a fungus that forms symbiotic association with plants. It absorbsphosphorus from soil and passes it to the plant. Cyanobacteria are autotrophic microbes that are widely distributed in aquatic andterrestrial environments and have the ability to fix atmospheric nitrogen.Blue green algae, not only add nutrients but also the organic matter and thusincrease fertility of the soil. Tnpsc coaching cen...

The preamble to the Indian Constitution

This post, Preamble to the Indian Constitution, is a part of our new ambitious article series on Indian Constitution and Polity, covering all the important topics from Article 1 to Article 395. We have already published a mega post listing all the articles (1-395) of the Constitution of India arranged under their respective chapters and parts. In the coming posts, we plan to elaborate on each sub-topic. Our basis of discussion will be the Constitution of India. Each post will discuss articles as taken from Constitution first. Their explanations, questions and concepts follow in the later part of each post. Aspirants are advised to revisit each of the coming posts time and time again, as we may update posts with current events related to the Indian Constitution. We hope this article series to greatly benefit all aspirants to prepare well for Prelims and Mains under our Prelims cum Mains Integrated approach. So let’s start well with the Preambl...

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