Best book for Indian Geography Upsc

Geography is an important part of General Studies Paper 1 in Upsc CSE. The geography part comes with questions from World and India Geography that also consists of Physical, Social, and Economic geography of World and India. Geography is also one of the most taken optional papers in the Upsc Mains. The Geography is divided … Read more

Best books for upsc preparation in English

Best books for upsc preparation in English

Indian Polity The book “Indian Polity”, 6th edition is a must-read for the aspirants appearing for the Civil Services examinations as well as the other State Services examinations. Indian Art and Culture This book offers comprehensive and latest information covering the broad field of knowledge on Indian art, paintings, music, and architecture for the aspirants … Read more

Ecological Pyramid and its types Upsc

Ecological Pyramid The ecological pyramid is a graphical representation to show the relationship between various organisms at various trophic levels in an ecosystem. The concept of the ecological pyramid was first introduced by Charles Elton in 1927. The base of a pyramid is broad and its apex is narrow. The shape is the same for … Read more

Energy flow in ecosystem Upsc

Energy flow in an ecosystem Energy flow is the flow of energy through various living organisms within an ecosystem. Every organism can be organized as a producer and consumer. The plants are producers and their energy is consumed by primary consumers (goat, cow, deer etc) and the primary consumer is consumed by secondary or tertiary … Read more

Biosphere

Biosphere is part of earth where we exist. It consists of highly integrated and interacting zone comprises of atmosphere, hydrosphere and lithosphere. Biosphsre is absent in extremes of the north and south poles, highest mountains and deepest oceans. As it is hostile conditions as they do not support life.

* * All the Notes in this blog, are referred from Tamil Nadu State Board Books and Samacheer Kalvi Books. Kindly check with the original Tamil Nadu state board books and Ncert Books.