Sumeet Beniwal

This course is the summary of last four chapters of class 12 Biology NCERT

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

Hindi

(Hindi) Summary on Class 12 Ecology and Environment for UPSC CSE

Environment and Ecology

NCERT Class 12th Biology

Sci & Tech - NCERT Summary

NCERT Summary

UPSC CSE

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Union Public Service Commission Exams (UPSC)

Science & Technology -  NCERT Summary

This lesson gives the brief introduction of the major topics covered in the course.

Overview of the Course (in Hindi)

The lessons contains the description of abiotic factors and the response of organisms to changing external environment.

Organisms and Populations: Part 1 (in Hindi)

This lesson covers thr adaptations in individuals according to different habitats and attributes of populations like birth rate, death rate, sex ratio and age pyramids.

Organisms and Populations: Part 2 (in Hindi)

The lessons is about different types of population interactions.

Organisms and Populations: Part 3 (in Hindi)

This lesson we will learn about ecosystem, productivity, decomposition, energy flow and ecological pyramids

Ecosystem Part 1 (in Hindi)

In this lesson we will learn about ecological succession and nutrient cycles

Ecosystem Part 2 (in Hindi)

This lesson is the summary of chapter- Biodiversity and Conservation

Biodiversity and Conservation (in Hindi)

The lessons contains the description of air and water pollution, solid waste, radioactive waste and their control measures.

Environmental Issues Part 1 (in Hindi)

The lesson contains the description of greenhouse effect and global warming, ozone depletion, deforestation and other environmental issues

Environmental Issues Part 2 (in Hindi)

This lesson discusses some of the previous year questions asked in UPSC CSE prelims.

Previous Years Questions

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Mukesh Kumar

Haloderivative are covered in this course

(Hindi) Haloderivative: UPSC CSE

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Sunil Chandra Joshi

In this course, the educator is discussing all chapters of Biology subject of class 12th which is beneficial for the students as well as aspirations of KVS PGT BIOLOGY, LECTURER BIOLOGY, IAS, PCS and many science competition exams.

(Hindi) UPSC CSE: NCERT Class 12 Biology

Shreyaa Sharma

This course serves as a comprehensive revision module for the portion pertaining to ecology in the class 12 NCERT .

(Hindi) Class 12 Biology NCERT Unit 10: Ecology Summary

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Nikhil Puranik

It contains detailed lessons on class 12 NCERT Human Welfare, Biotechnology and Ecology. There are a total of 2 lessons under each topic. After going through the lesson on will be able to gain sufficient knowledge with respect to Biology  Class 12 NCERT. It's a descriptive course giving ample knowledge about it and it's a never miss course before UPSC CSE Examination with respect to Science and Technology.

(Hindi) Summary of Class 12 NCERT: Human Welfare, Biotechnology and Ecology

Abhishek Kumar

In this course Abhishek will discuss the last four chapters of 12th Biology NCERT which is related to environment and ecology. This is very valuable series because UPSC have been asking few questions every year from these four chapters directly or indirectly. Tags: UPSC environment and Ecology,  Environment and Ecology, 12th Biology NCERT, Environment related important topics from NCERT, UPSC preparation study, UPSC Online study, UPSC CSE

Summary of Biology NCERT Class 12 - Environment Related Chapters for UPSC Aspirants

Ankit Maharshi

This course is about basics of electrostatics and information about field concept.

Lessons

10 lessons • 1h 59m

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Overview of the Course (in Hindi)

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Organisms and Populations: Part 1 (in Hindi)

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Organisms and Populations: Part 2 (in Hindi)

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Organisms and Populations: Part 3 (in Hindi)

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Ecosystem Part 1 (in Hindi)

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Ecosystem Part 2 (in Hindi)

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Biodiversity and Conservation (in Hindi)

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Environmental Issues Part 1 (in Hindi)

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Environmental Issues Part 2 (in Hindi)

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Previous Years Questions