The lungs and blood Crossword
This printable crossword puzzle on the topic of Human Body Systems has 10 clues. Answers range from 5 to 15 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.
Description
what helps you breathe
What do we breathe in
what do we breathe out
what helps kill diseases
what helps blood travel round the body
what is a main component in blood
what do red blood cells have instead of a nucleus
what does hemoglobin transport in it
what colour does smoking make your lungs
what does smoking do to the oxgen in your blood
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