1) Pollution is when the environment is made dirty by things that chemicals,............... and litter. a) table b) book c) sewage 2) Which pollution is this ? a) Air pollution b) Water Pollution c) Land pollution 3) How many main forms of pollution are there ? a) 4 b) 5 c) 3 d) 2 4) Which pollution is this ? a) Air pollution b) Water Pollution c) Land pollution 5) Air pollution is............................ for our health. a) bad b) good 6) Which pollution is this ? a) Air pollution b) Water Pollution c) Land pollution 7) There are ................................ main forms of pollution. a) three b) four c) two d) five 8) Which pollution is this ? a) Air pollution b) Water Pollution c) Land pollution 9) Air pollution is also damaging the .................................... a) table b) ozone layer c) desk

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