PenrenkiWend5ria PenrenkiWend5ria

15-06-2016
Geography

Answered

Which of the following methods of improving air quality does not require advanced technology?

Aexhaust scrubbing
Bconservation
Cusing renewable energy sources
Ddriving fuel-efficient cars

Verified Answer :

taskmasters taskmasters

22-06-2016

Conservation is the one method of improving air quality among the following choices given in the question that does not require advanced technology. The correct option among all the options that are given in the question is the second option or option "b". This method only needs preserving the natural balance.

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vargasangellina2 vargasangellina2

15-11-2019

Correct Answer: B. Conservation

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