1) How many forms of pollution are there? a) 1 b) 2 c) 4 2) Air pollution causes problems on... a) the environment b) humans, animals and the environment c) humans and the environment 3) Factories can cause... a) water pollution b) air and land pollution c) all forms of pollution 4) When we make noise, we create a) land pollution. b) water pollution c) noise pollution. 5) When we dumb petrol in the sea, we create a) land pollution b) air pollution c) water pollution 6) When we dump rubbish, we create a) land pollution b) air pollution c) noise pollution 7) Pollution can bring a) diseases. b) a green future. c) a better world

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