Plant Oils And Their Uses Worksheet With Answers - George Pindar School Page 12
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36Q8.
Rapeseed oil can be used for cooking.
A label on a bottle of rapeseed oil stated:
Rapeseed oil is healthy because it is
•
low in saturated fat
•
high in poly-unsaturated fat.
Two students investigated if the statement was true. They found the following information about
four oils.
Rapeseed oil
Sunflower oil
Olive oil
Corn oil
Saturated fat (%)
6.6
12.0
14.3
14.4
Mono-
59.3
20.5
73.0
29.9
unsaturated
fat (%)
Poly-
29.3
63.3
8.2
51.3
unsaturated
fat (%)
Melting point
5
-18
-12
-15
(°C)
(a)
Does this information support the two claims made on the label?
Explain your answers.
(i)
‘Rapeseed oil is low in saturated fat.’
...............................................................................................................
...............................................................................................................
...............................................................................................................
(1)
(ii)
‘Rapeseed oil is high in poly-unsaturated fat.’
...............................................................................................................
...............................................................................................................
...............................................................................................................
(1)
Page 12 of 36
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