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Biology Paper 1 > Food Tests > Flashcards

Food Tests Flashcards

1
Q

How to test for proteins

A

Grind food

Add Biuret solution

Turns lilac/ purple

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2
Q

How to test for starch

A

Grind food

Add iodine

Turns from orange to blue black

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3
Q

How to test for sugar

A

Grind food

Add Benedict solution

Heat

Turns red, yellow, green

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4
Q

How to test for ethanol

A

Grind food

Add ethanol

White emulsion forms

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5
Q

What safety precautions should we take to test food samples?

A

Wear goggles or gloves

Keep a safe distance

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Biology Paper 1 (16 decks)

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