Topics
Our Earth and Our Solar System
Motions of the Earth
The Earth and Its Living World
Environmental Balance
Family Values
Rules Are for Everyone
Let Us Solve Our Own Problems
Public Facilities and My School
Maps - Our Companions
Getting to Know India
Our Home and Environment
Food for All
Methods of Preserving Food
Transport
Communication and Mass Media
Water
Clothes - Our Necessity
The Environment and Us
- Deforestation and Its Causes
- Consequences of Deforestation
- Pollution and Its Types
- Water Pollution and Its Causes
- Air Pollution and Its Causes
- Soil Pollution and its Causes
- Environmental Balance
- Our Needs and the Environment
- Global Efforts for Protection of the Environment
- Efforts to Maintain Biodiversity
- Devrais - a Boon for All Living Creatures!
Constituents of Food
Our Emotional World
Busy at Work - Our Internal Organs
Growth and Personality Development
Infectious Diseases and How to Prevent Them
Substances, Objects and Energy
Community Health and Hygiene
Major Regions and Types of Houses:
| Region | Type of House | Examples |
|---|---|---|
| Regions of Heavy Rainfall | Houses with sloping roofs to allow rainwater to run off quickly. | Houses in Kerala and Assam have sloping roofs made from tiles or thatch. |
| Regions of Medium Rainfall | Houses with flat or slightly sloped roofs, made from bricks or wood. | Houses in central and eastern India with flat roofs for moderate rain. |
| Regions of Low Rainfall | Houses with flat roofs, made from mud, bricks, or stones to stay cool. | Houses in the plateau regions of central India. |
| Desert Regions | Houses with thick walls and flat roofs, made from mud or stone to keep cool. | Houses in Rajasthan with small windows and thick walls to block heat. |
| Marshy Regions | Stilt houses are built above water level to prevent flooding. | Houses in the Sundarbans or near rivers prone to flooding. |
| Mountainous Regions | Houses with sloping roofs, made from wood or stone to shed snow and rain. | Houses in the Himalayas are built for cold weather and snow. |
| Plains | Houses made from bricks, cement, or mud, with flat or slightly sloped roofs. | Houses in the northern plains are comfortable in extreme seasons. |
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