Scientist at IIT Delhi. [Faculty of General Science, Science and Technology, Environmental Ecology, Disaster management, Internal Security]

Dr Ravi P. Agrahari

This course is very beneficial for students preparing for science and technology examinations. It begins with tips that can be beneficial while preparing for the Biology section in General Science for UPSC CSE preparation, followed by solutions to questions that are asked in the General Science and Science and Technology in UPSC CSE. The next few lessons deal with newer space innovation, different technology advancement, various sub-topics under communication and information technology and the recent technology advancement, analysis of Science and Technology, main aspects of material technology and robotics, molecular and super-molecular scale and Biotechnology etc.

Crack UPSC CSE Prelims and Mains Exams. Know how to prepare for UPSC 2019 and 2020, complete syllabus, exam patterns, latest notifications to join IAS, IFS, IPS and other cadres of Civil Services.

UPSC CSE - GS

UPSC - Civil Services Examination (IAS) Preparation

English

UPSC CSE Science and Technology - Important Topics and Previous Years Questions

General Awareness

Science and Technology

Previous Year Questions

Practice Questions

Practice & Strategy

UPSC CSE

Ace the toughest competitive and government exams in India 

Test Preparation

Union Public Service Commission Exams (UPSC)

UPSC Previous Year Questions

This lesson talks about tips to prepare for biology section in General Science for UPSC preparation.

Biology Preparation for UPSC CSE

This lesson discusses the various questions asked in UPSC CSE Mains 2015 in paper-III. 

Mains - 2015 (Analysis of Question Paper GS Paper 3 Module)

This lesson deals with The Economics of Ecosystems and Biodiversity (TEEB), which is a global initiative focused on “making nature's values visible”

The Economics of Ecosystem and Diversity (TEEB)

This lesson deals with the concept of "Carbon subsidy" to "Carbon tax" i.e. imposing significantly higher taxation of petroleum products and thereby reenergizing the renewable energy sector

"Carbon Subsidy" to "Carbon Tax"

This lesson deals with the National Air Quality Index (AQI) and One Number- One Colour-One Description approach of identifying the air pollution. 

National Air Quality Index (AQI)

This lesson deals with Permeable Reactive Barrier (PRB) Toilet, which uses a mixture of sand and bentonite clay, developed at IISc, Bangalore.


Permeable Reactive Barrier (PRB) Toilet

This lesson talk about SAFAR (Scientific accredited robust Air Quality Forecasting system): a research-based management system where strategies of air pollution mitigation go hand in hand with nation’s economic development to target a win-win scenario.

SAFAR

This lesson deals with National Green Tribunal, which has a very important role expeditious disposal of the cases related to environmental issues

National Green Tribunal

This lesson describes the concept of INDC, in context of COP-21 at Paris, under UNFCCC (United Nations Framework Convention on Climate Change).

INDC (India's Intended Nationally Determined Contribution

This lesson deals with the important topics of Environment and Ecology like INDCs (Intended Nationally Determined Contributions), Eco Tourism , National Green Tribunal etc.

Environmental Ecology (Mains Part - 1)

This lesson is in continuation with part 2 and it deals with the important topics of Environment and Ecology like 5th assessment report of IPCC, River Distress in India, Bio-toilets etc.

Environmental Ecology (Mains Part - 2)

IRNSS Principle and Implications

Pluto and Kuiper belt

IRNSS and its Principles and Applications

Astrosat and its Significance for India

Pluto and Kuiper Belt

Mitochondrial Gene Therapy and Three Parents Baby - Part 1

Mitochondrial Gene Therapy and Three Parents Baby - Part 2

Neutrino

Neutrino and INO

Science and Technology Mains 2015 (Part - 1)

Science and Technology Mains 2015 (Part - 2)

MA in Applied Human Rights from Sheffield Hallam University, BA (Hons.) History from LSR, reader, dancer, love to teach, AIR 42 in 2018 UPSC

Nandini Maharaj

This course contains models answers on all questions from history in the GS Paper 1. Years 2016-2013 are covered. This will help students prepare history for mains 2017. Sources of study are also covered.

History GS: Previous Years Questions 2013 to 2016

Writer, Educator, Ex-IRS Officer, Author of books on 'Ethics, Integrity and Aptitude' & 'Essay and Answer Writing'  for UPSC Civil Services

Awdhesh Singh

This course teachers the basic principles believes origin and the main ideas of Christian religion

UPSC: Essence of Christianity

IB ACIO II- 2017(Mains Qualified), Verified
Exam cleared- SSC CPO (2014), SSC CGL Tier  (2016 - Qualified for Mains), DSSSB (Mains)

Ashish Singh

In this course, the educator discusses the previous year's question papers before appearing in the next examination. So, here we are with 100 Questions asked in UPSC CSE Prelims Paper-1 with a detailed analysis of the paper.

(Hindi) 100MCQs UPSC Prelims Solved Paper -2018: UPSC CSE

Sanjana .

In this course, the educator is discussing 
Previous year questions of polity asked from 1979 to 2015

Prelims Special : Polity: UPSC CSE

In this course we shall post lessons about the current affairs topics which are useful for the civil services examination

Lessons

22 lessons • 2h 30m

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Biology Preparation for UPSC CSE

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Mains - 2015 (Analysis of Question Paper GS Paper 3 Module)

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The Economics of Ecosystem and Diversity (TEEB)

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"Carbon Subsidy" to "Carbon Tax"

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National Air Quality Index (AQI)

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Permeable Reactive Barrier (PRB) Toilet

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SAFAR

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National Green Tribunal

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INDC (India's Intended Nationally Determined Contribution

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Environmental Ecology (Mains Part - 1)

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