Question

which of the following are ways wastewater can be treated? select all that apply.
check all that apply
constructing artificial wetlands whose soil acts as a filter while microbes and plants absorb nutrients.
oysters and other filter feeding organisms are important for wastewater treatment.
septic tanks and fields are useful for treating small volumes of waste from individual households.
municipal treatment plants can treat large volumes of water.
agricultural fields can remove the nutrients in wastewater and use it to fuel plant growth.

Explanation:

• Constructing artificial wetlands: Soil filters, microbes and plants absorb nutrients.
• Oysters and filter - feeding organisms: Important in wastewater treatment.
• Septic tanks and fields: Treat small household waste volumes.
• Municipal treatment plants: Handle large water volumes.
• Agricultural fields: Remove nutrients for plant growth.

Answer:

All the options are correct.