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45. When air is blown from mouth into a test-tube containing lime water, the lime water turns milky due to the presence of [NCERT Exemplar Problems] (a) oxygen (b) carbon dioxide (c) nitrogen (d) water vapour

45. When air is blown from mouth into a test-tube containing lime water, the lime water turns milky due to the presence of [NCERT Exemplar Problems]
(a) oxygen
(b) carbon dioxide
(c) nitrogen
(d) water vapour

Grade:12th pass

1 Answers

Pawan Prajapati
askIITians Faculty 8741 Points
24 days ago
Answer: b

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