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Technological Evolution and Models

ICSE · Class 11 · Environmental Science

Complete topic list for Technological Evolution and Models in ICSE Class 11 Environmental Science. Key concepts, sub-topics, and what to focus on for board exams.

65 questions40 flashcards5 concepts

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4 Topics · ICSE Class 11 Environmental Science

Topics in Technological Evolution and Models

1

1. Technology and Its Evolution

  • Technology includes tools, machines, methods, systems, and energy sources used to meet human needs.
  • Technology is not limited to modern gadgets or computers.
  • Early technology used stone, wood, and bone, while later stages used metal, steam, electricity, and digital systems.
2

2. Stages in the Evolution of Technology

  • During the Palaeolithic Age, people used simple tools made from stone, wood, and bone.
  • Fire was a major breakthrough in the Palaeolithic stage.
  • Palaeolithic technology was low-tech, labour-intensive, and closely linked to survival.
3

3. Impact of Technology on Human Societies

  • Technology has social, economic, political, cultural, and environmental effects.
  • Social benefits include better housing, sanitation, transport, healthcare, and access to education.
  • Social problems include isolation, privacy concerns, and the digital divide.
4

4. Hi-tech, Low-tech, and Intermediate Technology

  • Hi-tech is advanced, modern, complex technology based on cutting-edge scientific research.
  • Hi-tech is capital-intensive, highly skilled, and dependent on digital systems and AI.
  • Hi-tech examples include robotics and automation, space technology, AI, and biotechnology.

Key Concepts

Central concept: Technology as the practical application of scientific knowledge to meet human needs, shape societies, and affect the environment

TechnologyEvolution of TechnologyImpact on Human SocietiesHi-tech, Low-tech and Intermediate TechnologyTraditional and Appropriate TechnologyIndustrial RevolutionEquitable Use of Resources and Environmental SustainabilityGreen Artificial Intelligence

Frequently Asked Questions

What are the important topics in Technological Evolution and Models for ICSE Class 11 Environmental Science?
Technological Evolution and Models covers several key topics that are frequently asked in ICSE Class 11 board exams. Focus on the core concepts listed on this page and practise related questions to build confidence.
How to score full marks in Technological Evolution and Models — ICSE Class 11 Environmental Science?
Understand the core concepts first, then work through the 65 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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All 14 chapters — ICSE Class 11 Environmental Science Syllabus

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