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The ___________ reagent is added to a tube containing a solution of glucose - Edexcel - GCSE Biology Combined Science - Question 5 - 2016 - Paper 1

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The ___________ reagent is added to a tube containing a solution of glucose. The tube is heated and the colour changes to a _____________ colour. Sugary drinks hav... show full transcript

Worked Solution & Example Answer:The ___________ reagent is added to a tube containing a solution of glucose - Edexcel - GCSE Biology Combined Science - Question 5 - 2016 - Paper 1

Step 1

Use words from the box to complete the sentences.

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Answer

The Benedict's reagent is added to a tube containing a solution of glucose.

The tube is heated and the colour changes to a brick red colour.

Step 2

Which drink is most likely to cause tooth decay?

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Answer

The drink most likely to cause tooth decay is cola as it shows the highest percentage change of mass (-3.4%).

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