Course module

Environmental Studies — CTET Paper 1 2026

Lessons: 263
Duration: 18 hr
PYQs: 190
Practice: 646

3% of this course's PYQ weight is covered in this module.

Syllabus index

Lessons in this module

263 linked lessons

Environment

Sustainable Development – SDGs, Agenda 21,Basic

[Notes] Climate Change & Sustainable Development Goals (SDGs)Pdf

Ecosystem, Biomes & Environmental Issues

Ecosystem Fundamentals – Meaning, Concept & Ecological Organisation

Ecosystem Components – Abiotic & Biotic Structure

Ecosystem Types – Terrestrial & Aquatic Ecosystems

Ecological Interfaces – Ecotone, Niche & Biosphere

Atmospheric Structure – Layers & Composition

Ecological Pyramids – Types & Characteristics

Biomes Overview – Concept & Global Distribution

What is BiomeDrm Video

Major Biomes – Forests, Grasslands, Deserts, Tundra & Aquatic Biomes

Environmental Issues – Types, Local & Regional Impacts

Pollution & Global Threats – Acid Rain, Ocean Acidification, Ozone Depletion & Pollutants

Air Pollution

Air Pollution Fundamentals – Concepts, Types & Major Pollutants

Pollutant Categories – Primary, Secondary & Organic Pollutants

Particulate Pollution Unit – PM, RSPM & Aerosol-Related Pollutants

Indoor Air Pollution Unit – Sources, Indicators & Control Measures

Smog & Atmospheric Chemistry – Classical, Photochemical & Industrial Smog

Air Quality Standards & Monitoring – AAQS, AQI & National Programs

Air Pollution Control Unit – Methods, Devices & Government Initiatives

Environmental Protocols & Regulatory Framework – Acts, Agencies & Global Agreements

Pollutant Behavior Unit – Dispersion, Feedback Mechanisms & Environmental Impact

Water Pollution

Water Resources & Pollution Fundamentals – Distribution, Sources & Core Concepts

Water Pollution Effects – Biomagnification, Eutrophication & Ecological Consequences

Water Quality Parameters – pH, DO, BOD, COD, Hardness, TDS & Turbidity

Waterborne & Water-Based Diseases – Causes, Spread & Health Impacts

Wastewater & Treatment Processes – Sewage, Effluents, Treatment Stages & Disinfection

Water Scarcity & Stress – Causes, Indicators & Global Concerns

Water Stress and ScarcityDrm Video

Soil

Soil Formation Unit – Processes, Factors & Pedogenesis

Soil Profile & Properties – Horizons, Characteristics & Physical–Chemical Features

Soil Classification Unit – Types, Global Soil Regions & Taxonomy Orders

Soil Regions of India – Distribution & Key Characteristics

Soils in IndiaDrm Video

Soil Pollution Unit – Causes, Impacts & Control Measures

Soil Erosion & Conservation – Types, Effects & Protective Methods

Composting Unit – Concept, Methods & Soil Enrichment Role

Noise Pollution and Waste Management

Noise Pollution Fundamentals – Sound Parameters, Decibel Levels & Measurement Scales

Noise Pollution Impacts – Health Hazards & Environmental Effects

Health Hazards due to Noise PollutionDrm Video

Waste Classification Unit – Solid, Liquid, Dry–Wet & Biodegradable Categories

Solid Waste Types & Sources – Municipal, Industrial & Hazardous Waste

Solid Waste Treatment Unit – Processes, Disposal Methods & Management Practices

Waste Regulations & Initiatives – Basel Convention, SBM & Gobardhan Scheme

Natural Resources, Energy & Disaster Management

Natural Resources & Energy Fundamentals – Resource Types, Renewable & Non-Renewable Energy

Renewable Energy Unit – Solar, Wind, Tidal, Geothermal, Biomass & Biogas Systems

Biomass & Biofuel Technologies – Conversion Processes, Products & Comparative Benefits

Nuclear Energy Unit – Fission, Fusion, Breeder Reactors, Fuel Cycle & Major Accidents

Natural Hazards Unit – Earthquakes, Landslides, Cyclones, Tsunami, Floods & Droughts

Geological Hazard Dynamics – Causes, Characteristics, Measurements & Zonation

Anthropogenic & Biological Disasters – Types, Causes & Impact Assessment

Disaster Management Framework – Prevention, Mitigation, Plans & National Authorities

Climate Action & Policy Unit – National Action Plan & Climate-Related Risk Measures

Global Environmental Conventions – COP, Protocols & ISA

COP & Global Environmental Summits – Structure, History & Key Outcomes

Biodiversity Conventions Unit – CBD, Cartagena Protocol, Nagoya Protocol & Earth Summit

Ozone Protection Protocols – Vienna Convention, Montreal Protocol & Kigali Amendment

Climate Change Treaties – Kyoto Protocol, Paris Agreement & Global GHG Frameworks

International Solar Alliance Unit – Vision, Mission, Governance & Strategic Programs

National & Global Climate Commitments – INDC Targets & Progress Tracking Mechanisms

INDC's TargetDrm Video

MDG & SDG

MDG–SDG Fundamentals – Concepts & Introduction

Millenium & Sustainable Development Goals - IntroDrm Video

MDG–SDG Evolution – Historical Background & Global Framework

Millennium Development Goals – Structure, Themes & Achievements

Sustainable Development Goals – Structure, Themes & Global Priorities

MDG vs SDG – Comparative Overview & Key Differences

MDG vs SDGDrm Video

SDG Progress Assessment – India Index & National Analysis

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