Question

Which of the following methods leads to increase of surface area for microorganisms to act?

(a) Vermicomposting

(b) Disintegration

(c) Incineration

(d) Recycling

I have been asked this question in an international level competition.

I'd like to ask this question from Aerobic Treatment of Solid Wastes topic in division Biotechnology for Solid Waste Management of Environmental Biotechnology

Answer 1

Correct option is (b) Disintegration

Easiest explanation: Disintegration before composting leads to removal of bulky wastes thereby, increasing the surface area for microorganisms to act whereas, recycling, vermicomposting and incineration are methods used to degrade the solid wastes.