Tuesday, June 7, 2011

The carbon cycle involves both the production and the fixation of carbon dioxide. Draw a labelled diagram to show the processes involved in the carbon cycle [5]

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2 comments:

  1. Mr. FriendJune 16, 2011 at 6:41 PM

    Nice use of photographs

    ReplyDelete
  2. UnknownFebruary 1, 2019 at 11:48 AM

    did you have to put a volcano in the picture, that's how the Dino s died.

    ReplyDelete

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