Wastewater Treatment

Wastewater Treatment Quiz

Test your knowledge on wastewater treatment processes, types of water classifications, and pollution effects with this comprehensive quiz. Designed for students, professionals, and anyone interested in environmental science, the quiz consists of 45 questions that will challenge your understanding of this important topic.

Learn about different classes of water supply
Understand the significance of nutrients and pollutants
Discover the impact of various types of wastewater

45 Questions11 MinutesCreated by CleaningRiver42

Public Water Supply: Intended primarily for waters having watersheds, which are uninhabited and/or otherwise declared as protected areas, and which require only approved disinfection to meet the latest PNSDW

Public Water Supply: Intended as sources of water supply requiring conventional treatment to meet the latest PNSWD

(1) Fishery Water for propagation and growth of fish and other aquatic resources, (2) Recreational Water - For boating, fishing, or similar activities, (3) For agriculture, irrigation, ang livestock watering

(1) Protected waters - waters designated as national or local marine parks, reserves, sanctuaries, and other areas establishing by law, and/or declared as such appropriate government agency, LGUs, etc., (2) Fishery Waster - suitable for shellfish harvesting for direct human consumption.

Class SA

Class SB

Class SC

Class SD

(1) Fishery Water - waters suitable for commercial propagation of shellfish and intended as spawning areas for milkfish and similar species, (2) Tourist zones - For ecotourism and recreational activities, (3) Recreational Water - Intended for primary contact recreation in marine water

Class SA

Class SB

Class SC

Class SD

(1) Fishery Water - for the propagation and growth of fish and other aquatic resources intended for commercial and sustenance fishing, (2) Recreational Water - for boating, fishing, or similar activities, (3) Marshy and/or mangrove areas declared as fish and wildlife sanctuaries.

Class SA

Class SB

Class SC

Class SD

Purpose of Wastewater Treatment

protect human health

Prevent surface water / groundwater pollution

Clean environment

Protect wildlife

A large portion of the wastewater generated every day comes from_________

Industrial buildings

Public infrastructures

Residential Areas

____________ and _____________ are major nutrients that enable the growth of plants

Ammonium and nitrite

Oxygen and Carbon Dioxide

Nitrogen and Phosphorus

Nitrogen and Oxygen

When the major nutrients that enable the growth of plants are present in excess quantities in bodies of water, nutrients can cause ________________ or the rapid growth of algae, often leading to the suffocation of aquatic life.

Eutrophication

Pollution

Death of animals

Greener water

Contains elevated levels of nutrients (N, P, S) and may also contain textile dyes

Contains elevated levels of BOD, suspended solids, and color

Coal-fired power plants typically have a wet scrubber that removes SO2 from the flue gas

The wastewater generated is called Flue Gas Desulfurization (FGD) wastewater and contains substantial amounts of metals and anions.

Most of the metals and suspended particles come from the combustion of coal

_______________ are notoriously difficult to handle because of the large amounts of metals present. Most of them are not treated, and are instead concentrated and stored.

Is the cleaning of metal surfaces to prepare it for surface treatment.

Is the electrolytic deposition of metal ions onto a surface.

Metal ions are the primary causes of concern for this type of wastewater.