MCQ
Which of the following are required essentially for producing fire?
- AGlass, coal, water
- BFuel, coal, straw
- CFire, wood, burner
- ✓Fuel, air, heat
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Disease
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Causative organism
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Mode of transmission
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Chicken-pox
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Virus
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$P$
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$Q$
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Bacterium
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Water/ Food
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Malaria
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$R$
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Mosquito
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$S$
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Virus
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Water
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