1) Which of the following materials can be biodegradable? a) Food b) Plastic Bottles c) Metal d) Glass 2) Which of the following materials can be non-biodegradable? a) Paper b) Food c) Feaces d) Plastic Bottles 3) Which of the following is a metal? a) b) c) d) 4) Which of the following is a paper? a) b) c) d) 5) Which of the following is a glass? a) b) c) d) 6) Which of the following is a plastic bag? a) b) c) d) 7) How many years to plastic bottle decompose? a) 450 years b) 500 years c) 300 years d) 350 years e) 400 years f) 10 years 8)  Which of the following dustpin is for paper? a) b) c) 9)  Which of the following dustpin is for glass a) b) c) 10) Which of the following dustpin is aluminium a) b) c)

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