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Due to improper ventilation, which gas gets stuck into house and develops dizziness to the occupants.(a) Oxygen(b) Nitrogen(c) Carbon dioxide(d) HydrogenThe question was posed to me in exam.I would like to ask this question from Essential Factors of Planning topic in division Functional Planning of Buildings of Construction & Building Materials

Answer»

The correct answer is (C) Carbon DIOXIDE

Explanation: If the room is not properly ventilated, there will be excessive QUANTITY of carbon dioxide in the air. The more the amount of carbon dioxide, the more difficult is the BREATHING. For comfortable working, the carbon dioxide content should be limited to about 0.6% by VOLUME.



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