Give three examples of inert waste.

Important Questions on Methods of Safe Disposal of Waste

MEDIUM

9th ICSE

IMPORTANT

Innovative Biology>Chapter 20 - Methods of Safe Disposal of Waste>Review QUESTIONS>Q 4

Give four examples of toxic waste.

MEDIUM

9th ICSE

IMPORTANT

Innovative Biology>Chapter 20 - Methods of Safe Disposal of Waste>Review QUESTIONS>Q 5

What is the first step for proper disposal of waste?

HARD

9th ICSE

IMPORTANT

Innovative Biology>Chapter 20 - Methods of Safe Disposal of Waste>Review QUESTIONS>Q 6

Give one disadvantage of open dumping.

MEDIUM

9th ICSE

IMPORTANT

Innovative Biology>Chapter 20 - Methods of Safe Disposal of Waste>Review QUESTIONS>Q 7

What is composting?

HARD

9th ICSE

IMPORTANT

Innovative Biology>Chapter 20 - Methods of Safe Disposal of Waste>Review QUESTIONS>Q 8

Does incineration involve combustion?

HARD

9th ICSE

IMPORTANT

Innovative Biology>Chapter 20 - Methods of Safe Disposal of Waste>Review QUESTIONS>Q 9

Give one advantage of incineration.

HARD

9th ICSE

IMPORTANT

Innovative Biology>Chapter 20 - Methods of Safe Disposal of Waste>Review QUESTIONS>Q 10

Name the primary process in the treatment of effluent discharge.

HARD

9th ICSE

IMPORTANT

Innovative Biology>Chapter 20 - Methods of Safe Disposal of Waste>Review QUESTIONS>Q 11

Which type of gases are produced in landfills?