Waste Water Story

What is a sewage treatment plant?

• The place where water is cleaned, filtered and tested before re-entering the water cycle.

• The place where water is cleaned, filtered and tested before going to our houses.

• The network of pipes that carry sewage (dirty water) from our houses.

• The place where water is bottled for drinking.

What type of living things eat the organic matter in the sewage?

• Plants

• Animals

• Bacteria

• Fungi

Tags

NGSS.MS-LS2-1

Sewage is mainly a

• liquid waste.

• solid waste.

• gaseous waste.

• mixture of solid and gas.

Which of the following is/are products of wastewater treatment?

• Biogas

• Sludge

• Aerator

• Both biogas and sludge

An open-drain system is a breeding place for which of the following.

• Flies

• Mosquitoes

• Organisms which cause diseases

• All of these

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

The system of a network of pipes used for taking away wastewater from homes or public buildings to the treatment plant is known as

• sewers

• sewerage

• transport system.

• treatment plant.

Tags

NGSS.MS-ETS1-2

Where underground sewerage systems and refuse disposal systems are not available, the high-cost on-site sanitation system can be adopted.

The biogas product is used as a source of ___________.

• Rains

• Energy

• Oils

• All of these

What decomposes the sludge ______________.

• Anaerobic Bacteria

• Aerobic Bateria

• Both of the above

• None of these

Tags

NGSS.MS-LS2-3

Which of the following is a characteristic of freshwater?

• It can be safe for humans to drink
• Oceans are made out of it
• It contains salt
  
• Things float easier