Using duckweed in a lagoon as low-tech sewage treatment plant is an example ofMultiple Choicea containment method of remediation.tertiary sewage treatment.bioremediation.extraction techniques of remediation.in vitro extraction techniques.

Matching QuestionMatch each remediation technique with its correct description.InstructionsDrag and drop application.ContainmentContainment drop zone empty.ExtractionExtraction drop zone empty.PhytoremediationPhytoremediation drop zone empty.To use plants that grow fast to remove large amounts of organic nutrients from waterTo restrain dirty water or liquid wastes in a place or cap the surface with an impermeable layerTo pump out polluted water so it can be treated

Tertiary sewage treatment is designed to removeMultiple Choicelarge solids.suspended solids.sludge.nitrates and phosphates.dissolved organic compounds.

Primary treatment of wastewater used to remove:a.Nitrate and Phosphateb.COD and TDSc.BOD and TSSd.TDS only

In sewage treatment, the effluent from the settling tank of the secondary treatment plant is generally released into

What media is used to remove up to 90 percent of organic matter for secondary sewage treatment?Group of answer choicesBacteriaSolventsActivated carbo