Advertisements
Advertisements
Question
Naphthalene balls are obtained from coal tar and are used as
Options
mosquito repellant
honeybee repellant
moth repellant
snake repellant
Solution
moth repellant
Explanation -
Naphthalene balls are used to repel moths and other insects (in stored clothes, etc).
APPEARS IN
RELATED QUESTIONS
Explain why fossil fuels are exhaustible natural resources.
Describe characteristics of coke.
What are the different types of coal?
Explain the different types of coal.
Fill in the blanks in the following sentence.
Coal tar is a black, thick ______ with an ______ smell.
During the processing of coal to get coke, coal tar and ______ are also obtained.
Write the characteristics and some important uses of coal.
Which one among the following is an extremely strong but lightweight material is used in mountain bikes and tennis rackets?
______ coal is black and dull coal.
Coal is also known as black diamond owing to its precious nature.
