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प्रश्न
Match the substances in Column A with their applications given in Column B.
|
Column A (Substance) |
Column B (Application) |
| (a) oxygen | (i) for making crackers |
| (b) copper | (ii) for disinfecting water |
| (c) sulphur | (iii) all living beings inhale during breathing |
| (d) iron | (iv) for making electric wires |
| (e) chlorine | (v) for making rails |
उत्तर
|
Column A (Substance) |
Answers (Application) |
| (a) oxygen | (iii) all living beings inhale during breathing |
| (b) copper | (iv) for making electric wires |
| (c) sulphur | (i) for making crackers |
| (d) iron | (v) for making rails |
| (e) chlorine | (ii) for disinfecting water |
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संबंधित प्रश्न
Short Answer Type Question:
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(paper, clay, glass, wood, plastic, metal rubber, wax
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| ____________ | ____________ | ____________ | ___________ | _____________ |
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| ____________ | ____________ | ____________ | ____________ | ____________ |
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Choose the odd one:
Choose the odd one:
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Why do you think oxygen dissolved in water is important for the survival of aquatic animals and plants?
