1) What do we call the area that is inhabited by a particular species? a) habitat b) environment c) earth 2) What do we call the processing of used material and their redused? a) recycling b) reusing c) reprocessing 3) What do you call the rain that contains many chemicals and is harmful a) smog b) acid rain c) mansoon 4) Global warming will cause and increase of ... a) heat waves b) hurricane c) both 5) What are some of the consequences of deforestation? a) loss of habitats b) acid rains c) fossil fuels 6) Which of the following can be recycled? a) milk cartons b) plastic bottles c) both 7) What is a very big problem in our world today a) garbage b) air pollution c) both 8) To fall apart into small pieces? a) break down b) break c) throw away 9) Empty plastic bottles are ... . People usually throw them away. a) disposable  b) recycling c) both 10) I work in a .... that makes cars. a) factory b) forest c) school 11) Planes fly in the air, and boats ... on water a) float b) fly c) swim 12) Plastic is made of .... a) chemicals b) trees c) both 13) Chemicals can make the fish ... a) sick b) die c) both 14) To put waste in appropriate bins  a) sort out b) break down c) throw away 15) To leave dangerous waste everywhere a) pollution b) defrostation c) recycle 16) It is very important that we look after natural .... such as water and gas. a) resources b) wildlife c) forest 17) Don't ... the trees a) break down b) cut down c) throw away 18) Air ... is a problem in our city a) pollution b) cleaning c) break down 

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