SCIENCE-STD 6- BASICS OF WASTE MANAGEMENT QUESTIONS

BASICS OF WASTE MANAGEMENT

EXTRA QUESTIONS

1)      DEFINE THE FOLLOWING:

a.       Biodegradable waste

b.      Non-biodegradable waste

c.       Composting

d.      Vermicompost

e.      Biogas

2)      Name and explain the different sources of wastes.

3)      Classify the wastes with examples according to the following criteria

a.       State

b.      Whether it can be degraded or not

4)      Illustrate the example which proves that electronic waste causes adverse impact on the environment and health.

5)      Explain the “3R” concept of waste management.

6)      Explain the process of vermicomposting.

7)      Enlist various ways for managing liquid waste.

8)      How can one manage the following non-biodegradable waste:

a.       Metal waste

b.      Glass waste

c.       Plastic waste

9)      How is biogas produced?

10)   Which special structure is responsible for grinding the food in red worms?

11)   What are the colors of two different dustbins provided by municipalities for collecting garbage?