Olympiad Science Class-9 Paper-2

Test Preparation on Science Olympiad Class-9 Test Prep-2

1.

LPG consists of mainly:

1Methane, Ethane and Hexane
2Ethane, Hexane and Nonane
3Methane, Hexane and Nonane
4Methane, Butane and Propane

2.

Air is a/an:

1Compound
2Element
3Electrolyte
4Mixture

3.

Production of chlorofluorocarbons (CFC) gas which is proposed to be banned in India, is used in which of the following domestic products?

1Television
2Refrigerator
3Tube light
4Cooking gas

4.

Balloons are filled with

1Nitrogen
2Helium
3Oxygen
4Argon

5.

Which of the following does not contain a coinage metal?

1Silver and Gold
2Zinc and Gold
3Copper and Silver
4Copper and Gold

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