Iodine solution turns blue-black with
Salam Academy Original Practice · Proposed mark scheme
Practise
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12 questions
A positive biuret test is
Salam Academy Original Practice · Proposed mark scheme
Proteins are made of
Salam Academy Original Practice · Proposed mark scheme
Starch is made of many molecules of
Salam Academy Original Practice · Proposed mark scheme
Which food test requires heating?
Salam Academy Original Practice · Proposed mark scheme
Which element is found in proteins but not in carbohydrates?
Salam Academy Original Practice · Proposed mark scheme
The storage carbohydrate in animals is
Salam Academy Original Practice · Proposed mark scheme
To test for fat, you shake the food with
Salam Academy Original Practice · Proposed mark scheme
In DNA, adenine pairs with
Salam Academy Original Practice · Proposed mark scheme
DCPIP is used to test for
Salam Academy Original Practice · Proposed mark scheme
Fats are made of
Salam Academy Original Practice · Proposed mark scheme
A DNA molecule contains 30% adenine. What percentage of its bases are guanine?
Salam Academy Original Practice · Proposed mark scheme