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Earthworms breaking detritus into smaller particles is called:

AHumification
BFragmentation
CLeaching down
DCatabolism
Answer & Solution
Correct answer: B. Fragmentation
1. Detritivores do this first step. 2. It is fragmentation. 3. Catabolism is enzymatic breakdown by microbes. _Source: syllabus Biology, Chapter 14, Ecosystem._
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