Q: Which one of the following substances is not a mixture?
(a)Tin
(b)Sea water
(c)Soil
(d)Air
Correct Answer: (a)
The correct answer is (b) 'समुद्री जल'. This question from the General Studies domain tests knowledge of Miscellaneous.
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NDA 2019 Session IIMiscellaneousQ. 75 of 138