These Class 7 Geography notes are written for quick understanding and easy revision. Language is simple. Points are clear. Perfect for exams and last-minute study.
Based on the NCERT Class 7 Geography syllabus.
Chapter 1: Environment
Environment means everything around us.
Types of Environment
- Natural environment: Land, water, air, plants, animals
- Human-made environment: Roads, buildings, bridges, parks
- Human environment: People, families, communities
Components of Natural Environment
- Lithosphere: Land
- Hydrosphere: Water
- Atmosphere: Air
- Biosphere: Living organisms
👉 All components are connected and depend on each other.
Chapter 2: Inside Our Earth
The Earth has three layers.
1. Crust
- Outermost layer
- Where we live
- Thin layer
2. Mantle
- Below the crust
- Thick layer
- Semi-molten material
3. Core
- Innermost layer
- Very hot and heavy
- Made of iron and nickel
Types of Rocks
- Igneous rocks: Formed from lava
- Sedimentary rocks: Formed in layers
- Metamorphic rocks: Changed by heat and pressure
Chapter 3: Our Changing Earth
Major Landforms
- Mountains
- Plateaus
- Plains
Internal Forces
- Earthquakes
- Volcanoes
External Forces
- Weathering
- Erosion
- Deposition
👉 These forces shape the Earth’s surface.
Chapter 4: Air
Air is essential for life.
Composition of Air
- Nitrogen – 78%
- Oxygen – 21%
- Other gases – 1%
Structure of Atmosphere
- Troposphere
- Stratosphere
- Mesosphere
- Thermosphere
- Exosphere
Weather vs Climate
- Weather: Day-to-day condition
- Climate: Long-term average weather
Chapter 5: Water
Water covers about 71% of Earth.
Water Cycle
- Evaporation
- Condensation
- Precipitation
Types of Water Bodies
- Oceans
- Seas
- Rivers
- Lakes
Importance of Water
- Drinking
- Farming
- Transport
- Industry
Chapter 6: Natural Vegetation and Wildlife
Natural Vegetation
Plants that grow naturally without human help.
Types of Vegetation
- Forests
- Grasslands
- Shrubs
Wildlife
Includes animals, birds, insects, and reptiles.
Why Conservation Is Important
- Prevent extinction
- Maintain balance of nature
Chapter 7: Human Environment – Settlement, Transport, Communication
Settlement
Place where people live.
Types:
- Temporary
- Permanent
Transport
- Roadways
- Railways
- Waterways
- Airways
Communication
- Personal communication
- Mass communication
Chapter 8: Human-Environment Interaction – Tropical and Subtropical Regions
Tropical Rainforests
- Hot and wet climate
- Dense forests
- Example: Amazon Basin
Life in Rainforests
- Shifting cultivation
- Hunting and fishing
Chapter 9: Life in the Temperate Grasslands
Prairies
- Located in North America
- Flat grasslands
- Major wheat-producing area
Climate
- Hot summers
- Cold winters
Chapter 10: Life in the Deserts
Hot Deserts
- Example: Sahara
- Very little rainfall
Cold Deserts
- Example: Ladakh
- Extremely cold
Life in Deserts
- Sparse population
- Adapted plants and animals
Quick Exam Tips
- Learn definitions clearly
- Practice short answers
- Revise diagrams and keywords
- Focus on cause-effect questions