Course module

Environmental Studies — CTET Paper 1 2026 — प्राथमिक शिक्षक (कक्षा 1–5)

Family, food, shelter, water, travel, work and local environment.

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Lessons: 303
Duration: 23 hr 53 min
PYQs: 911
Practice: 283

4% of this course's PYQ weight is covered in this module.

Syllabus index

Lessons in this module

303 linked lessons

Water Stress and ScarcityDrm Video

What is BiomeDrm Video

Soils in IndiaDrm Video

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

Health Hazards due to Noise PollutionDrm Video

INDC's TargetDrm Video

Millenium & Sustainable Development Goals - IntroDrm Video

MDG vs SDGDrm Video

Previous-year questions

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Lessons in this module

Water Pollution

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

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

Water Pollution Effects – Biomagnification, Eutrophication & Ecological Consequences

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

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

Water Scarcity & Stress – Causes, Indicators & Global Concerns

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

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

Environmental Issues – Types, Local & Regional Impacts

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

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

Soil Pollution Unit – Causes, Impacts & Control Measures

Soil Erosion & Conservation – Types, Effects & Protective Methods

Composting Unit – Concept, Methods & Soil Enrichment Role

Environment

Ecology – ecosystem parts, interactions, food chains,Basic

Energy Flow – trophic levels, pyramids, 10% law,Basic

Sustainable Development – SDGs, Agenda 21,Basic

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

Pollutant Behavior Unit – Dispersion, Feedback Mechanisms & Environmental Impact

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

Air Pollution Control Unit – Methods, Devices & Government Initiatives

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

Noise Pollution and Waste Management

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

Noise Pollution Impacts – Health Hazards & Environmental Effects

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

MDG & SDG

MDG–SDG Fundamentals – Concepts & Introduction

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

SDG Progress Assessment – India Index & National Analysis

Previous-year questions

Explore the course