1) whales and dolphins are examples of marine creatures  a) ocean b) land c) forest 2) Plants absorb carbon dioxide. a) take in b) give off c) eat 3) Cut the melon in half and discard the seeds. a) burn b) throw away c) collect 4) She was struggling to swim against the current. a) movement of plants b) movement ofanimals c) movement of water, air, or electricity 5) A thick layer of dust had accumulated in the room. a) gradually increase b) gradually decrease c) stay the same 6) They played a highly visible role in the negotiations a) dark b) able to be seen c) unseen 7) Sulphur dioxide is one of several pollutants that are released into the atmosphere by coal-fired power stations. a) a harmful substance that causes pollution b) a useful sustance c) a sweet substance 8) Oil leaked out of the car. a) absorb b) a liquid or gas escapes from a hole in a container c) develop 9) The river was brown and murky after the storm. a) clear b) blue c) dark and muddy 10) After the tornado, debris from damaged trees and houses littered the town a) dust b) rubbish c) broken or torn pieces left from the destruction of something

The great garbage patch

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