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WorksheetsFood tests
Total questions: 26
Worksheet time: 18mins
Which of the following tests for starch?
Iodine
Benedict's
Biuret
Emulsion
Which of the following tests for protein?
Iodine
Benedicts
Biuret
Emulsion
Which of the following tests for glucose?
Iodine
Benedicts
Biuret
Emulsion
When starch is present iodine turns...
purple
blue-black
orange
brick red
When protein is present Biuret turns...
purple
blue-black
orange
brick red
A negative test for starch will cause Iodine to stay...
orange/red
blue
black
brick red
A negative test for protein will cause Biuret to stay...
brick red
blue
black
orange
A negative test for glucose will cause Benedicts to stay...
brick red
blue
black
orange
Which chemicals did you mix to test for proteins - biuret test?
Ethanol and water
Iodine and potassium permanganate
Benedicts Solution
Sodium Hydroxide and Copper Sulphate
How do you test for lipids?
By using Ethanol and water
By using Benedicts solution
By using Iodine
By using Biuret test
What is a positive result for the lipid emulsion test?
milky white colour
clear
yellow
green
The test tubes in the photo represent a negative and positive result for
Benedict's with glucose
Biuret with protein
Iodine with starch
Ethanol with fat
When lipid (fat) is present ethanol turns...
Clear
Cloudy/White
Black
Orange
Deficiency of which nutrient leads to this disease?
Vitamin A
Vitamin D
Vitamin C
If you suffer from Anaemia you should eat foods rich in _____.
Vitamin A and C
Calcium and Phosphorus
Iron and Vitamin B12
Infection and bleeding of gums can be prevented by having foods rich in ___________.
Iron
Calcium
Vitamin C
Identify the disease and name the deficiency that causes it?
Kwashiorkar, caused due to deficiency of proteins
Kwashiorkar, caused due to deficiency of proteins and carbohydrates
Marasmus, caused due to deficiency of proteins
Marasmus, caused due to deficiency of proteins and carbohydrates
A lack of iron can cause __________. This causes tiredness and shortness of breath.
Kwashiorkor
Anemia
Scurvy
Rickets
__________ causes weak bones that do not form properly, and can be caused by a lack of calcium and vitamin D.
Kwashiorkor
Anemia
Scurvy
Rickets
Less of proteins and carbs lead to
Night blindness
Kwashiorkor
Pellagra
Fruit and vegetables are a good source of ?
Vitamins
Minerals
Both of the above
Why is it not a good idea to fill up your plate with only 1 kind of food?
Having variety of food shows that the meal contans a variety of nutrients.
Food that are the same are unhealthy.
Your plate looks better with different kinds of food.
