Question

Positive and negative roles of microbes

Answer 1

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Answer 2

Bacteria break down dead organisms, animal waste, plant litter to obtain nutrients , but microbes don't just eat nature's waste they recycle it.

An estimated 30% of bacteria are disease causing pathogens....They are many ways that bacteria and other microbes can negatively affect human life.Micro-organisms especially molds, can trigger respiratory infections and allergies if they grow in pur work places or homes.