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Chapter Summary

Waste

ICSE · Class 10 · Environmental Science

Summary of Waste for ICSE Class 10 Environmental Science. Key concepts, important points, and chapter overview.

83 questions52 flashcards5 concepts

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Overview

Waste is any material that is no longer useful or not required and is discarded. It includes household garbage, industrial residues, biomedical waste, e-waste, and organic wastes from plants and animals. The composition of waste has changed from mostly biodegradable to more non-biodegradable materia

Key Concepts

Waste is any unwanted or unusable

Waste is any unwanted or unusable material that is discarded. Solid waste includes food leftovers, crop residue, plastic wrappers, ashes, and many oth

Domestic waste comes from homes

Domestic waste comes from homes and includes kitchen waste, packaging material, and other discarded household items. About 90% of domestic waste is di

Industrial waste is released by industrial

Industrial waste is released by industrial units during manufacturing. It includes building material waste, fly ash, metals, and other residues from m

Biomedical waste comes from hospitals

Biomedical waste comes from hospitals and nursing homes. It includes discarded needles, syringes, bottles, gloves, expired medicines, blood, tissues,

E

E-waste includes discarded older computers, mobiles, and other electronic devices. It lacks a scientific recycling system and mostly goes to scrap yar

Learning Objectives

  • Define waste and identify major types of solid waste
  • Distinguish between biodegradable and non-biodegradable waste
  • Describe common sources of domestic, industrial, biomedical, and e-waste
  • Explain landfill and incineration as methods of waste disposal
  • Understand the 3-R system: reduce, reuse, recycle

Frequently Asked Questions

What are the important topics in Waste for ICSE Class 10 Environmental Science?
Waste covers several key topics that are frequently asked in ICSE Class 10 board exams. Focus on the core concepts listed on this page and practise related questions to build confidence.
How to score full marks in Waste — ICSE Class 10 Environmental Science?
Understand the core concepts first, then work through the 83 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.

More resources for Waste

All 10 chapters — ICSE Class 10 Environmental Science Chapter Summary

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