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WorksheetsCompounds of Life Topic Quiz
Total questions: 15
Worksheet time: 8mins
DNA is a polymer made up of a long chain of monomers called ____________.
nucleotides
amino acids
fatty acids
carbohydrates
The main function of nucleic acids is related to _____________.
Energy release
Enzyme formation
The storage and transmission of genetic information
Catalyzing chemical reactions
What are the four main types of biological molecules found in the cells of living things?
carbohydrates, lipids, nucleic acids, and proteins
lipids, nutrients, nucleic acids, and carbon dioxide
carbon dioxide, hydrogen, oxygen, and various salts
none of the above
This image shows the basic structure of what?
lipid
carbohydrate
nucleic acid
amino acid
This image shows the basic structure of a ______________.
protein
carbohydrate
nucleic acid
lipid
There are _____ "essential amino acids" that our bodies cannot make and we need to get them from the food we eat.
5
9
11
20
The main source of energy for our cells comes from _______________.
proteins
carbohydrates
lipids
DNA
The following would be an example of a complex carbohydrate _______________.
starch found in bread
glucose found in fruit
protein found in fish
butter
The symbiotic bacteria found in some animals digestive system (like elephants, cows, rabbits) allows them to digest _______________ from plants, while humans cannot digest it.
protein
lipids
sugar
cellulose
If we eat more food than we need to live, our bodies turn the extra food into ______________ to store the energy.
proteins
carbohydrates
lipids
RNA
If I tell you that canola oil used for cooking contains a lot of "Polyunsaturated" lipid, you know that the lipid contains _______________.
all single carbon-carbon bonds
one double carbon-carbon bond
more than one double carbon-carbon bond
none of these
The 2 main functions of a lipid are ________________.
To store energy and form part of cell membranes
To provide a quick source of energy
To store and transmit genetic information
none of these answers
Glucose and fructose are ____________.
amino acids
forms of lipids
the building blocks of complex carbohydrates
not easily digestible
Some lipids are referred to as "fatty acids". What functional group makes up a part of every lipid and refers to the "acid" part of the name "fatty acid"?
hydroxyl group
protein group
halide group
carboxyl group
