Question

what do you understand by microbial degradation​

Answer 1

Microbial biodegradation is the use of bioremediation and biotransformation methods to harness the naturally occurring ability of microbial xenobiotic metabolism to degrade, transform or accumulate environmental pollutants, including hydrocarbons (e.g. oil), polychlorinated biphenyls (PCBs), polyaromatic hydrocarbons (PAHs), heterocyclic compounds (such as pyridine or quinoline), pharmaceutical substances, radionuclides and metals.

Hope it helped

Answer 2

In this stage microbial degradation acts intensely, being is the main route of chlorpyrifos degradation. ... Humic Substances (HS) are a major part of natural organic pollutants that are created through the microbial degradation of herbal and animal tissues.