5.3 FOOD ADDITIVES Form 5 Chemistry 5

Which one is not a food additive?

• emulsifiers

• dyes

• seasonings

• flavourings

The Ministry of Health simultaneously enforces what act and regulation to ensure that the food sold to the public is safe to eat.

• Food Act 1983

• Food Regulations 1985

• Food Regulations 1983

• Food Act 1985

Which one is an example of antioxidants?

• agar from seaweed

• citric acid in oily food

• monosodium glutamate (MSG) in instant noodles

• tocopherol (Vitamin E) in margarine

Are preservatives used to slow down the growth of bacteria to make the food last longer?

• yes

• no

Dyes are used to restore colour to make food look more attractive and delicious.

Triphenyl compounds is an example of a dye. What colours do triphenyl compounds give?

• blue

• yellow

• green

• purple

Food additives are natural or (a)   ingredients added to food to prevent damage or to improve the appearance, taste or texture.

Which one is a bad effect of a food additive when taken excessively?

• obesity

• stunted growth

• aggression

• rashes

• diarrhea

What type of food additive is a xanthan gum?

• emulsifiers

• stabilisers

• gums

• azo compounds

• thickeners

What is the function of stabilisers as a food additive?

(a)  

Why are food additives used?

• to make food look more attractive

• to give hyperactivity

• to make food last not more than a day

• to make food taste better