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Question 9Naphthalene balls are obtained from coal tar and are used as(a) mosquito repellant(b) honeybee repellant(c) moth repellant(d) snake repellant

Answer» Question 9

Naphthalene balls are obtained from coal tar and are used as



(a) mosquito repellant

(b) honeybee repellant

(c) moth repellant

(d) snake repellant


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