Q1. Fill in the blanks.
i. __________________take the garbage from the bins.
ii. ________________ wastes could be converted into useful compost.
iii. Drains get choked due to _________thrown by us.
iv. Redworms do not survive in very ______or very ______surroundings.
i. The packaging material of flour, biscuits and milk go out as garbage. ________
ii. We generate so much garbage in our day-to-day activities. _______
iii. Garbage contains only non-useful components. _______
iv. Polythene bags are useful components of garbage. _______
v. Garbage heaps of dried leaves should not be burnt. _______
Q3. Can paper be recycled?
Q4. Which living organism is used for making compost?
Q5. What is redworm?
Q6. What organism other than earthworm is involved in composting?
Q7. Suggest some packaging material which can be recycled or reuse.
Q8. What is papier-mâchè?
Q9. List a few things we use that are made of plastics?
Q10. What are the uses of green colored bins?
Q11. When rotting of garbage is said to be completed?
Q12. For what purpose blue colored bins are used?
Q13. What is composting?
Q14. What is a landfill?
Q15. Why banana leaf platter is a better option than plastic plate?
Q16. What kind of waste materials rots completely when buried in the soil?
Q17. What kitchen waste mainly consists of?
Q18. Where garbage collected by safai karamchari is dumped?
Q19. Which items should not be included for making compost?
Q20. Make a list of garbage which cannot be converted into compost by the red worms?
Q21. How useful components of garbage such biodegradable items are dealt?
Q22. Earthworms are called farmer’s friend. Why?