A. TICK ( ✔) THE MOST APPROPRIATE ANSWER :
1. Henry Cavendish obtained hydrogen gas by adding sulphuric acid to
(a) Zinc
(b) Potassium
(c) Aluminium
(d) Iron.
2. Which gas is used for filling in the packets of chips ?
(a) Fluorine
(b) Chlorine
(c) Hydrogen
(d) Nitrogen
3. Nutrients that help us to grow and build our body are :
(a) Carbohydrates
(b) Fats
(c) Proteins
(d) Roughage.
Answers
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2
Answer:
1a
2b
3a
Explanation:
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