Give one advantage of incineration.

Important Questions on Methods of Safe Disposal of Waste

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?

MEDIUM

9th ICSE

IMPORTANT

Innovative Biology>Chapter 20 - Methods of Safe Disposal of Waste>Review QUESTIONS>Q 12

What is meant by segregation of waste?

HARD

9th ICSE

IMPORTANT

Innovative Biology>Chapter 20 - Methods of Safe Disposal of Waste>Review QUESTIONS>Q 13

Why it is not a good idea to carry out open dumping of waste?

HARD

9th ICSE

IMPORTANT

Innovative Biology>Chapter 20 - Methods of Safe Disposal of Waste>Review QUESTIONS>Q 14

What is a sanitary landfill? How is waste disposed of in a sanitary landfill?

HARD

9th ICSE

IMPORTANT

Innovative Biology>Chapter 20 - Methods of Safe Disposal of Waste>Review QUESTIONS>Q 15

How is compost made? What are the advantages of making compost?

HARD

9th ICSE

IMPORTANT

Innovative Biology>Chapter 20 - Methods of Safe Disposal of Waste>Review QUESTIONS>Q 16

What is scrubber?

HARD

9th ICSE

IMPORTANT

Innovative Biology>Chapter 20 - Methods of Safe Disposal of Waste>Review QUESTIONS>Q 17

Describe four stages of primary treatment of water.