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WorksheetsGCSE Nutrition: carbohydrates
Total questions: 37
Worksheet time: 24mins
The main function of a carbohydrate is
helps growth and repair
stores genetic information
to provide the body with energy
regulates and controls all body proccesses
Monosaccharides are monomers of
Lipids
Nucleic Acids
Proteins
Carbohydrates
Carbohydrates can be categorised as...
Monosaccharides
Disaccharides
Polysaccharides
All of the above
How many sugar units (monomers) make up polysaccharides?
one
two
more than two
zero
Chocolate provides a quick burst of energy. This is because it is a ..................
lipids
simple carbohydrate
proteins
complex carbohydrate
How is fibre different from most other foods you eat?
Consider the following statments and choose the correct option:
1. Rickets is caused due to deficiency of vitamin D.
2. Kwashiorkor is caused due to lack of sodium.
Statement 1 is false
Statement 2 is false
Both the statements are correct
Both the statements are incorrect
Starch is one of the main types of complex carbohydrates.
True
False
Select the carbohydrates that will keep you feeling full for longer.
*There are 3 correct answers!
Table sugar
Vegetables
Pop tart
Oatmeal
Potato
What are the MACRONUTRIENTS? Tick 3!
Carbohydrates
Proteins
Fats
Dairy
Vegetables
If I take in a gram of carbohydrates, approximately how many calories have I consumed?
2,000 calories
9 calories
3,500 calories
4 calories
2 calories
If I am consuming grain products, such as breads, pastas, and some root vegetables (starches) what type of carbohydrate am I taking in?
Simple carbohydrates
Fiber
Complete carbohydrates
Saturated carbohydrates
Complex carbohydrates
How does the body use carbohydrates?
The body breaks it down and converts it into glucose which your body uses as energy
The body coverts it to protein to use when needed
The body breaks it down and uses it to build and repair body tissue
The body uses it to help transport vitamins and minerals throughout the body
None of the above are true about how the body uses carbohydrates
The process of breaking down starch molecules into sugars is called (a)
Match the following statements
Carbohydrates are made up of the chemical elements
Carbon, Hydrogen and Oxygen.
Starch is broken down into
dextrins which are monosaccharides.
Carbohydrates are categorised as
polysaccharides.
Dextrinisation occurs
only in dry heat e.g. in an oven.
Hydrogen and oxygen evaporate in the heat
leaving behind only carbon molecules.
How many sugar units (monomers) make up polysaccharides?
one
two
more than two
zero
Wheat flour contains two proteins, (a) and (b) , which, when combined with (c) , form (d) . As you knead dough, the gluten becomes more and more stretchy.
The best type of flour for making bread is (a) this is due to its (b) (c) content.
Select the carbohydrates that will keep you feeling full for longer.
*There are 3 correct answers!
Table sugar
Vegetables
Pop tart
Oatmeal
Potato
How does the body use carbohydrates?
The body breaks it down and converts it into glucose which your body uses as energy
The body coverts it to protein to use when needed
The body breaks it down and uses it to build and repair body tissue
The body uses it to help transport vitamins and minerals throughout the body
None of the above are true about how the body uses carbohydrates
The process of (a) is a result of starchy foods being exposed to high temperatures in (b) heat. The starch molecules, which are made up of (c) are broken down and converted into (d) . This causes the food to go browner, crispier and (e) .
Match the following sentences
Gluten is formed when
water is added to flour.
The two proteins in flour are called
Glutenin and gliadin.
Gluten content allows
bread dough to become stretchy.
People who are allergic to gluten
have coeliac disease.
The best type of flour to make bread
is strong plain.
