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प्रश्न
Naphthalene balls are obtained from coal tar and are used as
विकल्प
mosquito repellant
honey bee repellant
moth repellant
snake repellant
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उत्तर
moth repellant
Explanation:
Naphthalene balls are used to repel moths and other insects (in stored clothes, etc).
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संबंधित प्रश्न
Describe how coal is formed from dead vegetation. What is this process called?
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Explain the destructive distillation of Coal.
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