8/19/2019 L Obj 2.1c.doc

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Learning Objective: 2.1 Analysing the classes of food

Learning Outcome:

• Test for starch, glucose, protein and fats.

1. Draw lines to match  the  folloing  class of food ith the correct test for starch,glucose, protein and fats.

!tarch

c. "enedict#s solution turns

orange red precipitate.

$lucoseb. A translucent spot is left behind

on the filter paper.

d. %odine solution turns blue blac&in colour.

'roteins

(ats

a. )illon#s reagent turns bric& red

precipitate.

8/19/2019 L Obj 2.1c.doc

2/2

Learning Objective: 2.1 Analysing the classes of food

Answer Scheme

1. Draw lines to match  the  folloing  class of food ith the correct test for starch,

glucose, protein and fats.

!tarch

c. "enedict#s solution turns

orange red precipitate.

$lucose

b. A luminous spot is left behind

on the filter paper.

d. %odine solution turns blue blac&in colour.

'roteins

(ats

a. )illon#s reagent turns bric& red

precipitate.