Q1
What is biodegradable waste?
AWaste that decomposes naturally
BWaste that never decomposes
COnly plastic waste
DOnly metal waste
ICSEClass 9 (ICSE)BiologyCh 19 · Topic 1
Waste Generation and Management
Waste generation from human activities requires proper management through reduction, reuse, recycling, and safe disposal to protect the envi
Core concept
Waste can be classified as biodegradable (decomposes naturally, like food waste) or non-biodegradable (doesn't decompose easily, like plastic).
How it works
The 3Rs - Reduce, Reuse, Recycle - form a hierarchy for managing waste, prioritising prevention and reuse before recycling.
Why it matters
Improper waste disposal can lead to pollution, health hazards, and environmental damage, affecting soil, water, and air quality.
Key detail
Effective waste management, including composting, recycling programs, and safe landfill practices, helps protect the environment and public health.
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• Waste can be biodegradable or non-biodegradable.
• Biodegradable waste decomposes naturally, like food waste.
• Non-biodegradable waste, like plastic, doesn't decompose easily.
• The 3Rs: Reduce, Reuse, Recycle.
• This forms a waste management hierarchy.
• Improper disposal causes pollution and health hazards.
• It affects soil, water and air quality.
• Effective management includes composting and recycling.