Waste — Chapter Summary
ICSE · Class 10 · Environmental Science
Summary of Waste for ICSE Class 10 Environmental Science. Key concepts: Waste is any unwanted, Domestic waste comes from and Industrial waste is released.
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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
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Sources & Official References
Content is aligned to the official syllabus. Refer to the board website for the latest curriculum.
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