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Impact of Agricultural and Industrial Practices on the Ecosystem

ICSE · Class 9 · Economic Applications

Quick revision notes for Impact of Agricultural and Industrial Practices on the Ecosystem — ICSE Class 9 Economic Applications. Key concepts, formulas, and definitions for last-minute revision.

43 questions36 flashcards5 concepts

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A diagram illustrating the components of an ecosystem, including living organisms (plants, animals, microorganisms) and their physical environment (land, water, air, soil, rocks), and showing the vari
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Key Topics to Revise

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1. Meaning and Features of Ecosystem

  • An ecosystem consists of plants, animals and other living things which exist and survive together while adjusting to their physical environment.
  • Living organisms interact with one another and with land, water, air, soil, and rocks.
  • All living things in an ecosystem are grouped as a community.
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2. Impact of Agricultural Practices on the Ecosystem

  • Changing land use has led to deforestation and loss of topsoil.
  • Deforestation for agricultural purposes cleared 1.5 lakh hectares of forest land per year in India between 1950-51 and 1979-80, dropping to about 16,500 hectares per year thereafter.
  • Nearly 10.3 million hectares of land in India is affected by soil erosion annually.
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3. Measures to Check Destruction of Ecosystem from Agriculture

  • Small and fewer dams are better alternatives to large dams.
  • Strong opposition to the construction of dam on Narmada river is a pointer to the ecological and displacement problems caused by large dams.
  • Forest conservation is essential to reduce soil erosion, erratic rainfall, floods, and climate change.
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4. Impact of Industrial Practices on the Ecosystem

  • Industrial development has created three major problems: depletion of natural resources, generation of industrial waste, and environmental damage through pollution.
  • Mineral resources are non-renewable and cannot be replenished once used.
  • Fossil fuels are non-renewable sources of energy.

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Full Notes

Key Concepts

An ecosystem consists of plantsAgricultural development has led to clearingDesertification is the gradual formationLarge dams were given priorityIntensive farming uses chemical fertilisers

Frequently Asked Questions

What are the important topics in Impact of Agricultural and Industrial Practices on the Ecosystem for ICSE Class 9 Economic Applications?
Key topics in Impact of Agricultural and Industrial Practices on the Ecosystem include Impact of Human Activities on Ecosystem, Impact of Agricultural and Industrial Practices on Ecosystem - Complete Overview, Ecosystem Components and Interactions. These are the concepts ICSE Class 9 examiners draw on most — study them first, then practise related questions.
How to score full marks in Impact of Agricultural and Industrial Practices on the Ecosystem — ICSE Class 9 Economic Applications?
Understand the core concepts first, then work through the 43 practice questions available for this chapter. Revise formulas and 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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