What is the correct way to smell a chemical if the teacher specifically instructs you to check its odour?

Type: MCQ • Marks: 1

A. Waft a small amount of vapour toward the nose

B. Taste it first

C. Put the nose directly into the container

D. Heat it strongly and inhale deeply

Explanation

Wafting reduces direct exposure; it should only be done when instructed.

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Class 9th Science (MCQ)

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