Q: What do you call a process that uses microorganisms to consume a pollutant?


Read this paragraph and choose the correct option from the provided answers:

Cleaning groundwater in an aquifer requires bioremediation or chemical remediation. Bioremediation uses microorganisms to consume a pollutant. Chemical remediation destroys the contaminant.

 Choices:

- siltation

- filtration

- biodegradation

- bioremediation


A:
bioremediation