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Question
Which of the following is based on clean technology?
Which of the following is based on clean technology?
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Solution
The correct option is D Solar cooker
The explanation for the correct option is:
Option D: Solar cooker
- Clean technologies are the devices used by people which are both eco-friendly and eco-efficient.
- Solar cooker uses solar energy which is both eco-friendly (as it does not pollute nature) and eco-efficient (as it uses solar energy which is both free and renewable resource)
The explanation for incorrect options are:
Option A: Car
It uses fossil fuels like petrol, diesel, etc that are not eco-friendly and are non-renewable resources.
Option B: Electric bulb
It uses electric energy which is generated through coal and other thermal plants.
Option C: LPG
It is a fossil fuel, a non-renewable resource, and not eco-friendly.
Hence, the correct option is Option D: Solar Cooker.
Solar cooker
The explanation for the correct option is:
Option D: Solar cooker
- Clean technologies are the devices used by people which are both eco-friendly and eco-efficient.
- Solar cooker uses solar energy which is both eco-friendly (as it does not pollute nature) and eco-efficient (as it uses solar energy which is both free and renewable resource)
The explanation for incorrect options are:
Option A: Car
It uses fossil fuels like petrol, diesel, etc that are not eco-friendly and are non-renewable resources.
Option B: Electric bulb
It uses electric energy which is generated through coal and other thermal plants.
Option C: LPG
It is a fossil fuel, a non-renewable resource, and not eco-friendly.
Hence, the correct option is Option D: Solar Cooker.
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