Chapters
Chapter 1.2: From Trade to Territory
Chapter 1.3: Rural Life and Society
Chapter 1.4: People’s Revolt
Chapter 1.5: Educational Development in India
Chapter 1.6: Development of Industries in India
Chapter 1.7: Urban changes during the British period
Chapter 1.8: Status of Women in India through the ages
Chapter 2.1: Rocks and Soils
Chapter 2.2: Weather and Climate
Chapter 2.3: Hydrologic Cycle
Chapter 2.4: Migration and Urbanisation
Chapter 2.5: Hazards
Chapter 2.6: Industries
Chapter 2.7: Exploring Continents Africa, Australia and Antarctica
Chapter 2.8: Map Reading
Chapter 3.1: How the State Government Works
Chapter 3.2: Citizens and Citizenship
Chapter 3.3: Understanding Secularism
Chapter 3.4: Human Rights and UNO
Chapter 3.5: Road Safety Rules and Regulations
Chapter 3.6: Defence & Foreign Policy
Chapter 3.7: The Judiciary
Chapter 4.1: Money, Savings and Investments
Chapter 4.2: Public and Private Sectors
Chapter 3: Hazards
Samacheer Kalvi solutions for Social Science Class 8th Tamil Nadu State Board Chapter 3 Hazards Evaluation [Pages 129 - 130]
Choose the correct answer
______ percentage of nitrogen is present in the air.
78.09%
74.08%
80.07%
76.63%
Tsunami in Indian Ocean took place in the year _________.
1990
2004
2005
2008
The word Tsunami is derived from __________ language.
Hindi
French
Japanese
German
The example of surface water is ______.
Artesian well
Groundwater
Subsurface water
Lake
Event that occurs due to the failure of monsoons.
Condensation
Drought
Evaporation
Precipitation
Fill in the blanks
Hazards may lead to _______.
Landslide is an example of _______ hazard.
On the basis of origin, hazard can be grouped into _______ categories.
Terrorism is an example of _______ hazard.
Oxides of Nitrogen are _______ pollutants which affect the human beings.
Chernobyl nuclear accident took place in _______ year.
Match the following
| List I | List II |
| 1. Primary pollutant | Terrorism |
| 2. Hazardous waste | Tsunami |
| 3. Earthquake | Outdated drugs |
| 4. Meteorological drought |
Oxides of Sulphur |
| 5. Human induced hazard |
Reduction in rainfall |
Answer briefly
Define ‘hazard'.
What are the major types of hazards?
Write a brief note on hazardous wastes.
List out the major flood-prone areas of our country.
Mention the types of drought.
Why should not we construct houses at foothill areas?
Distinguish between Hazards and disasters.
Distinguish between Natural hazard and human-made hazard.
Distinguish between Flood and drought.
Distinguish between Earthquake and Tsunami.
Answer in a paragraph
Write an essay on air pollution.
Define the earthquake.
list out the effects of the earthquake.
Give a detailed explanation on the causes of landslides.
Elaborately discuss the effects of water pollution.
Chapter 3: Hazards
Samacheer Kalvi solutions for Social Science Class 8th Tamil Nadu State Board chapter 3 - Hazards
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Concepts covered in Social Science Class 8th Tamil Nadu State Board chapter 3 Hazards are Introduction of Hazards, Hazards, Types of Hazards, Major Hazards in India, Need for Prevention Measures.
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