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WorksheetsBiomolecules (3IE)
Total questions: 10
Worksheet time: 6mins
Name
Class
Date
1.
The diagram shown represents the building block (monomer) of which biomolecule?
a)
protein
b)
fatty acid
c)
nucleic acid
d)
carbohydrate
2.
Organic compounds in which molecules are made up of amino acids are classified as
a)
carbohydrates
b)
lipids
c)
proteins
d)
nucleic acids
3.
Which type of compounds does NOT describe carbohydrates?
a)
lipids
b)
starches
c)
sugars
d)
polysaccharides
4.
Proteins are large macromolecules composed of many subunits. Those subunits are called
a)
lipids
b)
monosaccharides
c)
amino acids
d)
nucleotides
5.
The structure shown represents a compound that may serve as the building block (monomer) of
a)
proteins
b)
lipids
c)
carbohydrates
d)
vitamins
6.
What is the primary function of carbohydrates?
a)
provide quick energy
b)
store genetic information
c)
accelerate chemical reactions
d)
transport molecules across membranes
7.
In living organisms, lipids function mainly as
a)
sources of strored energy and transmitters of genetic information
b)
sources of long term energy storage
c)
transmitters of genetic information and catalysts
d)
catalysts of chemical reactions and components of cellular membranes
8.
Some structural formulas of organic molecules are shown below. Which ones represent carbohydrate molecules?
a)
1 and 5
b)
2 and 4
c)
3 and 2
d)
4 and 3
9.
Which is NOT a function of proteins?
a)
store genetic information
b)
build muscle
c)
work as enzymes to speed up chemical reactions
d)
help your immune system
10.
What is another word for biomolecule?
a)
chemical
b)
macromolecule
c)
inorganic
d)
biohemisphere
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