Gapfilling Quiz

Fill in all the gaps by dragging the words in the top bar to their correct places.
Correct answers will appear in green and incorrect answers will appear in red.
lncorrect answers may be corrected by dragging the correct word to its place in the paragraph.
   aerobic      Anaerobic      breathing      cell      chloride      dioxide      energy      exhaled      inhaled      limewater      milky      oxygen      pink      water vapour   
Respiration is the release of from food. In respiration, is needed to release energy from food.
Respiration takes place in every living .
Here the oxygen combines with food to give carbon , water and energy.
A person can show that carbon dioxide is produced in respiration by out through a limewater solution.
The colour of the changes from colourless to .
There is more carbon dioxide in air than in air.
To test for in exhaled air, one breaths out onto dry cobalt paper.
The paper changes colour from blue to .
respiration occurs when oxygen is not used to release energy from food.