NEW
Font size
WorksheetsBiochemistry of Foods: Chapter 8 Sugar
Total questions: 35
Worksheet time: 18mins
Which is not an element found in carbohydrates?
carbon
hydrogen
nitrogen
oxygen
Through photosynthesis, plants ____.
convert starch to sugar
convert radiant energy to chemical energy
turn water into fructose
All of the above.
Hydroxyl groups are ____.
a part of organic alcohols
found in all carbohydrates
a hydrogen atom and an oxygen atom bonded together
All of the above.
Which of the following is an example of a monosaccharide?
Glucose.
Lactose.
Maltose.
Sucrose.
Which saccharide has a five-member ring as the base of its structure?
Fructose
Maltose
Sucrose
Galactose
Sugars with only five carbon atoms are called ____.
invert sugars
mannitol
riboses
none of the above
Which of the following can cause the hydrolysis of sugar?
agitation
addition of an acid
refrigeration
all of the above
Enzymes that hydrolyze sugar are identified by the suffix ____.
-ol
-oh
-ose
-ase
A solution that holds more solute at a given temperature than normal is ____.
a solid
Thick
saturated
supersaturated
Substances that affect sugar crystal growth are called ____.
enzymes
invert sugars
interferring agents
fermenting agents
To keep sugar crystals in candy small, you could do any of the following except ____.
add corn syrup
beating rapidly after cooling
cooling quickly
adding egg whites or butter
Which candy uses ripening to develop a smooth texture?
Caramels.
Fudge
rock candy
suckers
The beige color of sweetened condensed milk is a result of ____.
caramelization
evaporation
hydrolysis
photosynthesis
Glycogen is ____
stored in the kidneys
unavailable to the body during exercise
the body''s storage form of glucose
All of the above.
The Dietary Guidelines for Americans recommend that people reduce the percentage of total calories consumed from added sugars to no more than ____%.
5.5
6.5
10
20
Which of the following will help prevent dental caries (also known as cavities)?
Sipping diet cola throughout the day.
Reducing the amount of sugar consumed in a day.
Snacking on crackers and pretzels at school.
Chewing sugarless gum after eating for at least 10 minutes.
The body’s inability to move glucose from the bloodstream is called ____.
caries
insulin
seratonin
diabetes mellitus
Excess calories from sugar are stored in the body as ____.
sugar
starch
protein
fat
Which of the following is an example of a disaccharide?
fructose
maltose
galactose
glucose
Sugars provide ____ kilocalories per gram.
4
6
8
9
You create a supersaturated solution by ____.
increasing agitation as sugar and water are combined
heating the sugar and water solution to concentrate it, then cooling
using sugars that dissolve more readily in water
None of the above.
Which of the following is not an example of caramelization?
Caramel candy.
Fudge
Flan.
Pound cake.
Which disaccharide is composed of two glucose molecules?
fructose
lactose
maltose
sucrose
The formula for a monosaccharide is ____.
C5H6O10
C6H10O6
C6H12O6
C5H10O5
The boiling point of a sugar solution ____.
determines the type of candy
stays constant
increases as concentration of the solute increases
is the same for all types of sugars
Compared with people in other countries, people in the U.S. have one of the highest carbohydrate intakes.
True
False
Lactose is a monosaccharide found in dairy products.
True
False
Sorbitol and mannitol are sugar alcohols.
True
False
Corn syrup is produced by hydrolyzing cornstarch.
True
False
Sugar will dissolve in water because of its large number of hydroxyl groups.
True
False
Vinegar can be used as an interfering agent.
True
False
Hydrolosis occurs when molecules join together and release water.
True
False
Someone with lactose intolerance cannot produce the lactase enzyme necessary to properly digest milk sugar.
True
False
The average 12-ounce can of regular soft drink has 150 kilocalories. If all the kilocalories come from sugar, how many grams of sugar is in each can of soft drink?
10
15
16.6
37.5
Brown sugar is cane sugar that contains molasses
True
False
