Carbohydrates Quiz


Preview:


A single unit of sugar is referred to as:
A. Monosaccharide
B. Monocarbohydrate
C. Mononutrient
D. Monopolymer


Animation shows the formula of:
   
A.     glucose
   
B.     fructose
   
C.     rybulose
   
D.     ribose


Which sugar is a disaccharide?

A. sucrose

B. ribose

C. glycogen

D. rybulose


How is fiber different from most other foods you eat?
A. It doesn’t contain any sugars at all
B. Consuming it robs your body of nutrients
C. Your body can’t digest it
D. It contains elements of all the major food groups


In disacchcarides two simple sugars are conneted by:

A. gydrogen bonds

B. glycosidic bonds

C. ether linkage

D. polymer linkage


Carbohydrates are comprised of Carbon, Hydrogen, Oxygen, and Nitrogen
A. TRUE
B. FALSE


If I am consuming grain products, such as breads, pastas, and some root vegetables (starches) what type of carbohydrate am I taking in?

A. Simple carbohydrates

B. Fiber

C. Complete carbohydrates

D. Saturated carbohydrates

E. Complex carbohydrates


Which statement is false ?

A. triose is sugar with 3 carbon atoms

B. hexose is sugar with 7 carbon atoms

C. aldose is suagr with -CHO group

D. ketose is sugar with -CO group


Which statement is not true ?

A. polysaccharides formed as a result of the esterification reaction

B. carbohydrates have higher ratio of oxygen to hydrogen comapred to lipids

C. general formula of carbohydrates is Cx(H2O)y

D. fructose is soluable in water


What type of carbohydrate is this?
A.     polysaccharide
B.     disaccharide
C.     monosaccharide
D.     it isn’t a carbohydrate


What type of carbohydrate is this?
A.     polysaccharide
B.     disaccharide
C.     monosaccharide
D.     it isn’t a carbohydrate


Important to the structural integrity of plant cells, this is the single most popular polysaccharide in the world.
A. Starch
B. Glycogen
C. Cellulose
D. Chitin


What molecule is this
A.     sucrose
B.     protein
C.     glucose
D.     cellulose


what is the storage(s) form of carbohydrate found in mammals?
A. Glucose and glycogen
B. Glycogen
C. starch
D. Fiber and glycogen


Your body breaks down most complex carbohydrates into:
A. fructose
B. sucrose
C. glucose
D. starch


Where in your body are complex carbohydrates broken down into simple sugars?
A. In your bloodstream
B. In your intestines
C. In your mouth
D. In your liver


What is not a type of carbohydrate?
A. Fat
B. Fiber
C. Starch
D. Sugar


What is another name for fiber?

A. Simple carbohydrate

B. Cellulose

C. Enzyme

D. Lettuce


Fructose is:

A. aldose sugar

B. ketose sugar

C. pentose sugar

D. heptose sugar


The molecule of amylose that you see in the
A.     disaccharide
B.     polypeptide
C.     polysaccharide
D.     monosaccharide


What might happen if you didn’t get enough carbohydrates?
A. Your body wouldn’t be able to build muscle mass
B. Your body wouldn’t have enough energy to function
C. You would develop serious vitamin deficiencies
D. Your bones and teeth would become weaker


Why do humans need cellulose in their diet even though they do not possess enzymes in the digestive system that can break it down?

A. It is required as a precursor to synthesise DNA and proteins.

B. It provides the structural material for cell walls.

C. It acts as dietary fibre to help move food through the digestive system more quickly.

D. It acts as a storage source for energy.


For good solubility of carbohydrates are resposible:

A. large number of hydroxyl groups

B. aldehyde groups

C. large number of carbon atoms in carbohydrate chain

D. large number of hydrogen atoms


Monosacharides do not contain:

A. aldehyde group

B. ketone group

C. hydroxyl group

D. carboxyl group


Sucrose is formed by:

A. condensation reaction of glucose and fructose

B. polymerization reaction of glucose and fructose

C. condensation reaction of glucose and galactose

D. polymerization reaction of glucose and galactose




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