MPSC Rajyaseva 2013 GS Paper 1 — Question 69
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खालीलपैकी शुद्ध पदार्थ कोणता ? / Indicate which of the following is a pure substance ?
(a)लोह / Iron
(b)पेट्रोल / Gasoline
(c)गाईंचे दूध / Cow's milk
(d)समुद्राचे पाणी / Sea Water
1)(b), (c) आणि (d) / (b), (c) and (d)
2)(a) फक्त / (a) only✓ Correct
3)(b) फक्त / (b) only
4)(c) फक्त / (c) only
Iron (लोह) is a chemical element and therefore a pure substance, whereas gasoline, cow's milk, and sea water are mixtures containing multiple components.
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