Worksheet: Garbage In, Garbage Out | Basic Science for Primary 5 PDF Download

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.

Q2. True/False:

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. How useful components of garbage such as biodegradable items are dealt?

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. Earthworms are called farmer’s friend. Why?

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?

You can access the solutions to this worksheet here.