IIT Kgpian | Civil Engineer | Loves meditation, cooking and writing articles on contemporary events.

Shashank Rajak

This course is about the Natural Resources crucial for the existence of life on Earth. The course talks about land, air, water and related issues with them like air pollution, water pollution and soil erosion. It also includes topics like nitrogen cycle, carbon cycle, water cycle, greenhouse effect etc. It has been primarily designed for class 9th students and this course strictly follows the NCERT course structure. This course is also beneficial for UPSC/IAS exam aspirants and other government exam aspirants.

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

Natural Resources - NCERT Class 9

General Awareness

SSC CGL (Combined Graduate Level) Preparation

NCERT Class 9th Biology

Sci & Tech - NCERT Summary

NCERT Summary

UPSC CSE

Ace the toughest competitive and government exams in India 

Test Preparation

Union Public Service Commission Exams (UPSC)

Science & Technology -  NCERT Summary

Class 9th Biology NCERT

This is an overview of the entire course.

Course Overview

This lesson deals with the meaning of natural resources and talks about biosphere, biotic and abiotic factors.

Meaning of Natural Resources

This lesson deals with the composition of air and it's role in climate control.

Air - Composition and Climate Control

This lesson explains the movement of air and the rainfall.

Air - Winds and Rainfall

This lesson introduces the concept of air pollution, it's cause and measures to prevent it.

Air Pollution

This lesson deals with the availability of water on earth and it's significance in life.

Water

This lesson throws light on the issue of water pollution with a case study of river Yamuna.

Water Pollution

This lesson deals with soil, soil pollution and soil erosion.

Soil and Soil Erosion

This lesson explains water cycle and it's significance.

Water Cycle

This lesson deals with carbon cycle and it's significance.

Carbon Cycle

This lesson deals with one of the important natural phenomenon called greenhouse effect and it's significance.

The Greenhouse Effect

This lesson explains oxygen cycle and the importance of Ozone layer.

Oxygen Cycle and Ozone Layer

This lesson contains Multiple Choice Questions based on the topics covered in this course.

Problems for Practice - (MCQs 1-10)

Problems for Practice - (MCQs 11-20)

Sumeet Beniwal

The course aims to explain the Biology chapters of Class 9th science Ncert.It covers the concepts related to the Fundamental Unit of Life I.e. the cell, the Tissues (Animal and Plant Tissues), Diversity in Living Organisms ( Classification of living organisms) and Different diseases and their treatment and prevention.

(Hindi) Summary of NCERT Class 9 Biology

The course aims to explain the Biology chapters of class 9th science Ncert . It covers the concepts related to the Fundamental Unit of Life I.e. the cell, the Tissues ( Animal and plant tissues ) , Diversity in Living Organisms ( Classification of living organisms) and Different diseases and their treatment and prevention.

Summary of NCERT Class 9 Biology for UPSC CSE

(DU) Philosophy Post Graduate, Maths Graduate, Japan Delegate, Theatre, साहित्य , Poetry .

Tarun Thapar

This course covers all the important concepts and topics from the Biology section of Class 9 Science NCERT. It will include the topics - Cell, Tissues, Diversity in Living Organisms and Diseases and their Prevention.

Science Class 9 - Biology NCERT Summarized

This course is about the Diversity in Living Organisms. We are surrounded by a huge variety of life forms ranging from microscopic bacteria to the gigantic blue whale. This course explains about these diverse life forms and their broad classification into different categories based on their similar characteristics.
Plants and animals are the most visible and noted life forms around us. So, this course also discusses about plant and animal kingdoms in detail. The nomenclature of various organisms has also been discussed in this course.

Biology Class 9 NCERT - Diversity in Living Organisms

•B.Sc. from Agra University
• D.el.ed from DIET Mathura
•Educator at Unacademy
• Follow me for General Science specially for Biology (Botany

Soniya Sharma

This course covers important points of Biology from class 9 NCERT in a comprehensive manner.

(Hindi) NCERT Class 9 - Biology Summarized

I have a Master's degree  in Chemistry. 
I qualified UPSC - CDS examination multiple times and appeared in SSB.Also Cleared state pmt 

Ajit Sharma

In this course, we have discussed chemistry of class 9th.  we  also discussed some MCQs for proper understanding of chapter.

Lessons

14 lessons • 1h 52m

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Course Overview

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Meaning of Natural Resources

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Air - Composition and Climate Control

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Air - Winds and Rainfall

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Air Pollution

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Water

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Water Pollution

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Soil and Soil Erosion

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Water Cycle

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Carbon Cycle

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