1) What is the most common type of waste that litters our oceans? a) Cigarette butts b) Food packaging c) Plastic bags d) Glass bottles 2) Global warming is caused ... a) Both by human and natural factors b) Mainly by natural factors c) Only by natural factors d) Only by human activity 3) The main source of water pollution is : a) Sewage Water b) Rain Water c) Atmospheric Pollutants d) Well-Water 4) What is 3 R? a) Remain, Reuse, Recycle b) Reduce, Recycle, Reuse c) Reuse, Recharge, Repack d) Redundant, Repair, Reuse 5) What is E-Waste? a) Energy Waste b) Electronic Domestic Waste c) Electrical and Electronic Waste d) Electronic Waste

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