Year 9- Food Science Revision

What test do you use to detect starch in food?

• Iodine

• Benedicts

• Ethanol

What test do you use to detect the presence of sugar in food?

• Benedicts solution

• Biuret solution

• Iodine

Which test is used to identify proteins in food samples?

• Biuret test

• Iodine test

• Benedicts test

Which test can be used to detect the presence of vitamin C in food?

• Benedicts test

• Iodine test

• DCPIP test

Why do we need protein?

• For growth and repair

• For respiration

• To release energy

If starch is detected in food, what colour does the iodine go?

• Yellow

• Green

• Blue-Black

What do we measure energy in?

• kilojoules (kJ)

• megajoules (mJ)

• kilogramjoules (kJ)

What are the main sources of Vitamin C?

• Fruit and vegetables

• Fish

• Bread

What are good sources of protein?

• Beans and meat

• Fruit and vegetables

• Pasta and Bread

• oranges

What are good sources of minerals?

• Fruit, vegetables and dairy products

• wholemeal bread

• bread and pasta