Other questions in this quiz

2. CO2 is mostly caused by

  • oceans
  • dead organism releasing respiration
  • combustion
  • trees

3. limestone is also know as.....

  • calcium sulphate
  • sodium chlorine
  • calcium carbonate ( solid)
  • calcium chlorine

4. sing bond carbon atoms are?

  • pvc
  • alkenes
  • alkanes
  • ethonal

5. one gas volcanoes produced was

  • chlorine
  • caron
  • nirtogen
  • hydorgen

Comments

allensonfire

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Would be nice if the spellings were correct. :)

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