Necessity of ventilation is ____________
A)Removal of carbon dioxide
B)To supply fresh air rich in oxygen
C)To control dust
D)all of the above

Name: Necessity of ventilation is ____________ A)Removal of carbon dioxide B)To supply fresh air rich in oxygen C)To control dust D)all of the above
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Question

Quizplus · Accepted Answer

Ventilation is necessary for multiple reasons: it removes carbon dioxide, supplies fresh air rich in oxygen, and helps to control dust, making all of the given options correct.

Necessity of Ventilation Is ____________