Paper 1 · People, Development and Environment
The most efficient method of biodegradable urban solid-waste management is
ALandfills
BPelletization
CGasification
DComposting ✓ Correct
Correct answer: (D) Composting — Composting is the most efficient method for biodegradable waste, so that is the answer.
Explanation
★Composting is the most efficient method for biodegradable waste, so that is the answer.
★Biodegradable waste can be broken down by microorganisms.
★Composting uses this natural breakdown to turn the waste into useful manure.
★So the most efficient method for biodegradable urban solid waste is composting.
★Landfills only bury the waste and do not use it well.
★So the answer is composting.
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