Tamil Nadu Board of Secondary EducationSSLC (English Medium) Class 8th
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Tamil Nadu Board Samacheer Kalvi solutions for Class 8th Social Science Answers Guide chapter 3 - Hazards [Latest edition]

Chapters

Class 8th Social Science Answers Guide - Shaalaa.com
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Chapter 3: Hazards

Evaluation
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Evaluation [Pages 129 - 130]

Tamil Nadu Board Samacheer Kalvi solutions for Class 8th Social Science Answers Guide Chapter 3 HazardsEvaluation [Pages 129 - 130]

Choose the correct answer

Evaluation | Q I. 1 | Page 129

______ percentage of nitrogen is present in the air.

  • 78.09%

  • 74.08%

  • 80.07%

  • 76.63%

Evaluation | Q I. 2 | Page 129

Tsunami in Indian Ocean took place in the year _________.

  • 1990

  • 2004

  • 2005

  • 2008

Evaluation | Q I. 3 | Page 129

The word Tsunami is derived from __________ language.

  • Hindi

  • French

  • Japanese

  • German

Evaluation | Q I. 1 | Page 129

The example of surface water is ______.

  • Artesian well

  • Groundwater

  • Subsurface water

  • Lake

Evaluation | Q I. 5 | Page 129

Event that occurs due to the failure of monsoons.

  • Condensation

  • Drought

  • Evaporation

  • Precipitation

Fill in the blanks

Evaluation | Q II. 1 | Page 129

Hazards may lead to _______.

Evaluation | Q II. 2 | Page 129

Landslide is an example of _______ hazard.

Evaluation | Q II. 3 | Page 129

On the basis of origin, hazard can be grouped into _______ categories.

Evaluation | Q II. 4 | Page 129

Terrorism is an example of _______ hazard.

Evaluation | Q II. 5 | Page 129

Oxides of Nitrogen are _______ pollutants which affect the human beings.

Evaluation | Q II. 6 | Page 129

Chernobyl nuclear accident took place in _______ year.

Evaluation | Q III | Page 130

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 Earthquake Outdated drugs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

Evaluation | Q IV. 1 | Page 130

Define ‘hazard'.

Evaluation | Q IV. 2 | Page 130

What are the major types of hazards?

Evaluation | Q IV. 3 | Page 130

Write a brief note on hazardous wastes.

Evaluation | Q IV. 4 | Page 130

List out the major flood-prone areas of our country.

Evaluation | Q IV. 5 | Page 130

Mention the types of drought.

Evaluation | Q IV. 6 | Page 130

Why should not we construct houses at foothill areas?

Evaluation | Q V. 1 | Page 130

Distinguish between Hazards and disasters.

Evaluation | Q V. 2 | Page 130

Distinguish between Natural hazard and human-made hazard.

Evaluation | Q V. 3 | Page 130

Distinguish between Flood and drought.

Evaluation | Q V. 4 | Page 130

Distinguish between Earthquake and Tsunami.

Answer in a paragraph

Evaluation | Q VI. 1 | Page 130

Write an essay on air pollution.

Evaluation | Q VI. 2 | Page 130

Define the earthquake.

Evaluation | Q VI. 2 | Page 130

list out the effects of the earthquake. 

Evaluation | Q VI. 3 | Page 130

Give a detailed explanation on the causes of landslides.

Evaluation | Q VI. 4 | Page 130

Elaborately discuss the effects of water pollution.

Chapter 3: Hazards

Evaluation
Class 8th Social Science Answers Guide - Shaalaa.com

Tamil Nadu Board Samacheer Kalvi solutions for Class 8th Social Science Answers Guide chapter 3 - Hazards

Tamil Nadu Board Samacheer Kalvi solutions for Class 8th Social Science Answers Guide chapter 3 (Hazards) include all questions with solution and detail explanation. This will clear students doubts about any question and improve application skills while preparing for board exams. The detailed, step-by-step solutions will help you understand the concepts better and clear your confusions, if any. Shaalaa.com has the Tamil Nadu Board of Secondary Education Class 8th Social Science Answers Guide solutions in a manner that help students grasp basic concepts better and faster.

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Concepts covered in Class 8th Social Science Answers Guide chapter 3 Hazards are Introduction of Hazards, Hazards, Types of Hazards, Major Hazards in India, Need for Prevention Measures.

Using Tamil Nadu Board Samacheer Kalvi Class 8th solutions Hazards exercise by students are an easy way to prepare for the exams, as they involve solutions arranged chapter-wise also page wise. The questions involved in Tamil Nadu Board Samacheer Kalvi Solutions are important questions that can be asked in the final exam. Maximum students of Tamil Nadu Board of Secondary Education Class 8th prefer Tamil Nadu Board Samacheer Kalvi Textbook Solutions to score more in exam.

Get the free view of chapter 3 Hazards Class 8th extra questions for Class 8th Social Science Answers Guide and can use Shaalaa.com to keep it handy for your exam preparation

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