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- 1. Multiple Choice
What is Waste Water Story ?
Water that has been used for various human activities and has became dirty
Water that has been used for various human activities and has not became dirty
Used water should not be wasted we must clean it up
- 2. Multiple Choice
What are the components of Waste Water (sewage) ?
Nitrogen
Nutrients
Chemical oxygen demand
- 3. Multiple Choice
What is the process that takes place in the individual septic tank sewage treatment system?
Anaerobic digestion
Osmosistic digestion
Homeostasis digestion
- 4. Multiple Choice
How many chambers can be found in an Individual Septic Tank?
1
8
2
- 5. Multiple Choice
___________ is any waste that is a risk to the health of humans or other living things.
hazardous waste
water runoff
sewage
- 6. Multiple Choice
Which of the following is a characteristic of freshwater?
It can be safe for humans to drink
Oceans are made out of it
Things float easier
- 7. Multiple Choice
Give some examples of onsite sewage disposal systems.
Human faeces
Fruits and vegetables
Septic tanks
- 8. Multiple Choice
World Water Day is celebrated on ?
8 March
22 March
15 March
- 9. Multiple Choice
Use of dustbins for throwing litters.
True
False
- 10. Fill in the Blank
Onsite Disposal System is called
- 11. Multiple Choice
What is Septic tank ?
is a process used to convert wastewater into an effluent that can be returned to the water cyclewith minimal impact on the environment or directly reused.
Is an underground chamber made of concrete, fiberglass, or plastic through which domestic wastewater flows for basic treatment.
Is a type of wastewater that is produced by a community of people. It is typically transported through a sewer system.
- 12. Fill in the Blank
Describe onsite disposal
- 13. Multiple Choice
What are the types of Alternative Arrangements for sewage disposal ?
Vermi-Processing
toilets
Onsite Disposal
Chemical
toilets
- 14. Multiple Choice
A composting toilet is a type of dry toilet that treats human waste by a biological process called composting. This process leads to the decomposition of organic matter and turns human waste into compost-like material.
False
True
- 15. Multiple Choice
Chemical toilets is mixing the waste with sawdust, peat moss or coconut coir and venting the flow of air outward, the toilet eliminates odor through an anaerobic processing system.
False
True
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