WorksheetsMacromolecules
Total questions: 22
Worksheet time: 11mins
The element present in all organic molecules is
Hydrogen
Oxygen
Carbon
Nitrogen
Which of the following is not a monomer/polymer pairing?
monosaccharide/polysaccharide
amino acid/protein
deoxyribonucleotide/DNA
triglyceride/polysaccharide
Select all of the following classes of biological molecules that consist of both small molecules and macromolecular polymers?
lipids
carbohydrates
proteins
nucleic acids
Which of the following is true regarding fatty acids?
They are a monomer of carbohydrates.
They are a monomer of lipids.
They are a monomer of proteins.
They are a monomer of nucleic acids.
Which of the following descriptions best fits the class of molecules known as nucleotides?
They are monomers of carbohydrates.
They are monomers of lipids.
They are monomers of proteins.
They are monomers of nucleic acids.
Which of the following Macromolecule categories includes all others in the list?
monosaccharide
polysaccharide
sugar
carbohydrate
Which element is flexible and creates organic molecules.
hydrogen
hydrogen
carbon
nitrogen
Which macromolecule stores long-term energy for an organism?
carbohydrate
lipid
nucleotide
protein
Which element is found in proteins but not carbohydrates or lipids?
C
B
N
O
In humans and other multicelluar organisms, which substance plays a central role as a quick energy source?
carbohydrates
lipids
proteins
water
What makes a water molecule polar?
Water has the ability to be frozen.
The pH of pure water varies with the temperature.
A water molecule has a slight positive charge on one end and a negative charge on the other end.
A water molecule is made up of three atoms.
A recipe says to mix 100 g of sugar, a pinch of salt, and 1 cup of water in 113 g of butter. Which ingredient is the solvent?
sugar
butter
salt
water
Which is the negatively charged particle located orbiting around the nucleus of an atom?
electron
neutron
silicon
proton
Which particle in the nucleus of an atom has a neutral charge?
carbon
neutron
electron
proton
An organism’s genetic information is stored in which type of macromolecule?
DNA
carbohydrate
lipid
protein
The monomers for proteins/polypeptides are called
polysaccharides
monosaccharides
amino acids
fatty acids
The monomers of carbohydrates are called
monosaccharides
polysaccharides
fatty acids
amino acids
The macromolecule that builds muscle is the
carbohydrate
lipid
protein
nucleic acid
The monomers for nucleic acids are called
monosaccharides.
amino acids.
fatty acids.
nucleotides.
Enzymes help lower the energy needed for metabolic chemical reactions. Which macromolecule group is it a part of?
Carbohydrates
Lipids
Protein
Nucleic acids
Which macromolecule helps build cell membranes?
Carbohydrates
Lipids
Proteins
Nucleic acids
Which macromolecules are built with C, H, O, N, and P?
Carbohydrates
Lipids
Proteins
Nucleic acids
