Lesson Worksheet: Carbohydrates Biology
In this worksheet, we will practice describing the structure of different carbohydrates and outlining the roles of carbohydrates in organisms.
Q1:
What type of reaction occurs when two or more monosaccharides join together?
- AReduction
- BSubstitution
- CCondensation
- DHydrolysis
- EOxidation
Q2:
What type of bond is formed between two monosaccharides when they join together to form a disaccharide?
- APeptide
- BPhosphodiester
- CGlycosidic
- DEster
- EHydrogen
Q3:
Which of the following best describes the relationship between monosaccharides and polysaccharides?
- AMonosaccharides can be broken down to form polysaccharides.
- BMonosaccharides can be joined together by bonds called polysaccharides.
- CPolysaccharides have complementary binding sites to monosaccharides.
- DMany monosaccharides can join together to form a polysaccharide.
Q4:
The following is a list of carbohydrates:
- Alpha-glucose
- Beta-glucose
- Lactose
- Fructose
- Sucrose
For the following statements, state the carbohydrate from the list that is being described.
Cellulose is formed from many repeats of this carbohydrate.
- ABeta-glucose
- BLactose
- CAlpha-glucose
- DSucrose
Starch is formed from many repeats of this carbohydrate.
- AAlpha-glucose
- BFructose
- CLactose
- DBeta-glucose
Q5:
The following is a list of carbohydrates:
- Alpha-glucose
- Beta-glucose
- Lactose
- Cellulose
- Starch
- Glycogen
For the following statements, state the carbohydrate from the list that is being described.
This carbohydrate is the primary component of plant cell walls.
- ABeta-glucose
- BGlycogen
- CCellulose
- DAlpha-glucose
This carbohydrate acts as a sugar-storage component in animal cells.
- AGlycogen
- BAlpha-glucose
- CBeta-glucose
- DStarch
Q6:
Glucose can be stored as the polysaccharide starch in plant cells. What polysaccharide acts as the primary unit of glucose storage in animal cells?
- AChitin
- BAlpha-glucose
- CGlucagon
- DCellulose
- EGlycogen
Q7:
Which of the following is not an example of a polysaccharide?
- AStarch
- BCellulose
- CGlycogen
- DGalactose
Q8:
Give the molecular formula of the molecule that is removed when two monosaccharides join together.
- A
- B
- C
- D
- E
Q9:
Which of the following is not a primary function of carbohydrates in the human body?
- ALarger, complex carbohydrates can be broken down into fatty acids that can help make hormones.
- BCarbohydrates act as storage molecules to help regulate blood glucose concentration.
- CSimple carbohydrates can be used to build larger, more complex carbohydrates that can be used as cell components.
- DCarbohydrates provide substrates that can be broken down in cellular respiration to release energy.
Q10:
Which of the following is an example of a monosaccharide?
- ALactose
- BSucrose
- CGlucose
- DMaltose
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