WorksheetsProperties of Biological Macromolecules
Total questions: 25
Worksheet time: 25mins
Which nutrient group is used in the composition of waxes and responsible for insulation of some organisms?
a. carbohydrates
b. lipids
c. nucleic acids
d. proteins
Proteins are composed of four elements, namely: carbon, hydrogen, oxygen and what other element?
a. magnesium
b. nitrogen
c. phosphorous
d. sulfur
Which biomolecular group carries and passes on the hereditary information of the organism?
a. carbohydrates
b. lipids
c. nucleic acids
d. proteins
Which biomolecules are significant features of the cell membrane?
a. carbohydrate and nucleic acid
b. lipid and nucleic acid
c. nucleic acid and protein
d. protein and lipid
CHO, CHO, CHON and CHONP represents the macromolecules in this specific order: (a) , (b) , (c) and (d) .
Carbohydrates
Lipids
Proteins
Nucleic Acids
Match the polymer up top with its function(s) below.
carbohydrates
primary source of energy
proteins
enzymes speed up chemical reactions
nucleic acids
store/transmit genetic information
lipids
make up a majority of cell membranes
Which organic molecule gives fast source of energy?
a. carbohydrates
b. lipids
c. nucleic acids
d. proteins
Which of the following is considered as the building blocks of protein?
a. amino acids
b. nucleic acids
c. nucleotides
d. polypeptides
Proteins are made of monomers called ___________
Nucleotides
Monosaccharides
Amino Acids
Glycerol and fatty acids
DNA and RNA are examples of
Carbohydrates
Lipids
Proteins
Nucleic Acids
Which macromolecule is shown?
View Figure 1 (if not visible)
lipid
protein
nucleic acid
carbohydrate
Which macromolecule stores energy, insulates us, and makes up the cell membrane?
lipids
proteins
carbohydrates
nucleic acids
What are the monomers of DNA?
glycerols
amino acids
fatty acids
nucleotides
Which group of biomolecules provide quick energy to organisms?
proteins
carbohydrates
lipids
nucleic acids
Genetic information is stored in which class of organic compounds?
proteins
lipids
nucleic acids
carbohydrates
How many sugar units make up polysaccharides?
one
two
more than two
zero
Why are the four biological macromolecules essential for life?
They all provide an organism with oxygen.
They do many important jobs to keep an organism functioning.
They provide an organism with food.
They are all broken down for energy.
Waxes, oils and fats are examples of
Carbohydrates
Lipids
Proteins
Nucleic Acids
Lipids can be digested into what smaller subunits?
nucleic acids
amino acids
fatty acids
glucose
Building blocks of the body, hair , muscles etc.
protein
nucleic acid
lipids
carbohydrates
Enzymes are..
nucleic acids
carbohydrates
lipids
proteins
Which type of biological macromolecule is primarily responsible for catalyzing biochemical reactions in cells?
Carbohydrates
Lipids
Proteins
Nucleic Acids
What is the primary function of nucleic acids in biological systems?
Energy storage
Catalysis of reactions
Information storage and transfer
Structural support
Which macromolecule is most directly involved in the formation of cell membranes?
Carbohydrates
Lipids
Proteins
Nucleic Acids
In an experiment, a scientist observes that a certain macromolecule is hydrophobic and forms a bilayer in water. Which macromolecule is being observed?
Carbohydrates
Lipids
Proteins
Nucleic Acids
