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- 1. Open Ended
Among application of energy efficiency in schools is only use appliances that have a 5 star energy efficiency label.
Give another two applications that you can practice.
- 2. Multiple Choice
Green energy is an alternative energy that can be replenished within the human life span. Examples of green energy are
wave energy
geothermal energy
natural gas
biomass energy
solar energy
- 3. Multiple Choice
Wastewater is water that has been used which might be mixed with other substances such as human waste, food waste, oil, soap and chemicals. Example of domestic (home) wastewater are:
bathing
melting snow
cooking
rain water
washing
- 4. Open Ended
Motorised vehicles using fossil fuel release greenhouse gases.
Thus a city council limits the number of cars entering the city as part of their efforts in a 'Green City' campaign.
State two advantanges of this initiative.
- 5. Multiple Choice
Every year, a high number of wildlife animals become roadkill. Which of the following is not a way to prevent this from happening?
Install warning lights at animal crossings.
Set warning signboard for animal crossings.
Catch and move the animals to another area.
Build safe animal crossings across highways.
- 6. Multiple Choice
The photo shows a forestry activity. Which of the following is the application of Green Technology in addressing the socio-scientific issues of the forestry sector?
Enforcing the law
Issuing summons and confiscating the logs
Reducing the forestry license
Reforestation
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