Edexcel Gcse Biology/additional Science - Unit B2: The Components Of Life Foundation Tier Page 7
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RACE HORSES
2
Casper is a horse training for the Grand National.
Casper’s diet contains an increased amount of
carbohydrate.
Casper runs several miles each day.
(a) (i)
Use words from the box to complete the
sentences. (2 marks)
fat
oxygen
protein
carbon dioxide
nitrogen
During training, Casper’s heart rate
increases to supply his muscles with more
____________________________ . Casper’s
breathing rate increases to remove excess
____________________________ from his
blood.
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