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Syllabus

Environmental Degradation And Disaster Management — Syllabus

NIOS · Class 10 · Social Studies

What Environmental Degradation And Disaster Management covers in NIOS Class 10 Social Studies: 4 topics, for the 2026-27 session.

87 questions35 flashcards5 concepts

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A labeled diagram illustrating the two main components of the environment: Biotic (living organisms) and Abiotic (non-living elements), with examples for each.
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4 Topics · NIOS Class 10 Social Studies · 2026-27

Topics in Environmental Degradation And Disaster Management

1

1. Meaning, Components, and Classification of Environment

  • Environment means the sum total of all the conditions, circumstances, and living and non-living things around an organism that affect its life.
  • Environment has two components: biotic and abiotic.
  • Biotic component includes living things such as human beings, plants, animals, microbes, bacteria, food, and interactions among organisms.
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2. Importance of Environment and Environmental Degradation

  • Environment is the life support system for human beings and all other organisms.
  • It provides food, shelter, water, air, soil, energy, medicines, fibres, and raw materials.
  • The environment helps maintain atmospheric composition and protects life from harmful solar radiation.
3

3. Causes of Environmental Degradation

  • The causes of environmental degradation are grouped into social factors and economic factors.
  • Social factors include growing population, poverty, urbanisation, and changing lifestyle.
  • Economic factors include agricultural development, industrialisation, and economic development.
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4. Implications of Environmental Degradation and Conservation Measures

  • Environmental degradation has serious effects on development, health, and survival.
  • About 50 percent of geographical area of India suffers from varying degrees of degradation.
  • Over 5.3 billion tonnes of top soil is lost every year due to soil erosion.

Key Concepts

Central concept: Environmental degradation and disaster management as linked environmental and social issues

EnvironmentEnvironmental degradationCauses of environmental degradationImplications of environmental degradationConservation and sustainable developmentDisasterDisaster management

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Frequently Asked Questions

What are the important topics in Environmental Degradation And Disaster Management for NIOS Class 10 Social Studies?
Key topics in Environmental Degradation And Disaster Management include Meaning, Components, and Classification of Environment, Importance of Environment and Environmental Degradation, Causes of Environmental Degradation, Implications of Environmental Degradation and Conservation Measures. Study these first, then practise questions on each for the NIOS Class 10 board exam.
How should I revise Environmental Degradation And Disaster Management for the NIOS Class 10 board exam?
Learn the core ideas first, then work through the 87 practice questions on Environmental Degradation And Disaster Management. Revise definitions regularly and use flashcards for quick recall before the exam.

Sources & Official References

Content is aligned to the official syllabus. Refer to the board website for the latest curriculum.

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