BIOM1050 MODULE 1 QUIZ WITH
COMPLETE SOLUTIONS
What is a correct sequence of levels in life's hierarchy, proceeding upward from a cell?
a. tissue, ecosystem, atom
b. tissue, organ, organism
c. organ, ecosystem, tissue
d. organelle, molecule, atom
e. organism, organs, tissues - Correct Answers -b. tissue, organ, organism
In a eukaryotic cell, the ribosome is responsible for
a. hormone synthesis
b. detecting invading (foreign) DNA sequences
c. reading mRNA
d. storing cell wastes
e. synthesising RNA - Correct Answers -c. reading mRNA
The chromosome of eukaryotic cells is
a. hydrophobic
b. peptide bonded
c. composed of monosaccharides
d. single-stranded and circular
e. double-stranded and protein-bound - Correct Answers -e. double-stranded and
protein-bound
In a eukaryotic cell, the process of translation produces
a. protein
b. ribosomes
c. DNA
d. peptidoglycan
e. RNA - Correct Answers -a. protein
Which of the following chemical structures is NOT likely to dissolve in water?
a. CH3CH2CH2CH2CH2CH3
b. CO2
c. O2
d. H2O
e. CH2OH - Correct Answers -a. CH3CH2CH2CH2CH2CH3
, What is the conjugate acid for HCl?
a. H+
b. Cl-
c. H2Cl+
d. HCl does not have a conjugate acid
e. HO - Correct Answers -c. H2Cl+
A scientist adds 15 g of NaCl to 1 L of water. What is the molarity of NaCl in the
solution? The molar mass of NaCl is 58.44 g/mole.
a. 3.9 M
b. 0.26 M
c. 17.1 moles/L
d. 15 g/mole
e. 58.44 g - Correct Answers -b. 0.26 M
An amino acid side chain can NOT be
a. aromatic
b. hydrophobic
c. a nitrogenous base
d. hydrophilic
e. aliphatic - Correct Answers -c. a nitrogenous base
Which statement about ATP production is CORRECT?
a. During respiration, the cell will always produce the same number of ATPs per glucose
molecule
b. Protein can be broken down to generate ATP
c. Fat is converted into glucose during glycolysis
d. Glycolysis occurs in the mitochondrion
e. Glucose is converted into fats during glycolysis - Correct Answers -b. Protein can be
broken down to generate ATP
Proteins are made from polymerised
a. amino acids
b. bases
c. glucose
d. water
e. cholesterol - Correct Answers -a. amino acids
Consider the following DNA strand:
5' GTTGCAAG 3'
3' CAACGTTC 5'
RNA polymerase transcribes from left to right on this piece of DNA.
What is the sequence that the RNA polymerase uses as the template?
a. 5' CAACGTTC 3'
b. 3' GAACGTTG 5'
c. RNA polymerase cannot use this sequence as a template
COMPLETE SOLUTIONS
What is a correct sequence of levels in life's hierarchy, proceeding upward from a cell?
a. tissue, ecosystem, atom
b. tissue, organ, organism
c. organ, ecosystem, tissue
d. organelle, molecule, atom
e. organism, organs, tissues - Correct Answers -b. tissue, organ, organism
In a eukaryotic cell, the ribosome is responsible for
a. hormone synthesis
b. detecting invading (foreign) DNA sequences
c. reading mRNA
d. storing cell wastes
e. synthesising RNA - Correct Answers -c. reading mRNA
The chromosome of eukaryotic cells is
a. hydrophobic
b. peptide bonded
c. composed of monosaccharides
d. single-stranded and circular
e. double-stranded and protein-bound - Correct Answers -e. double-stranded and
protein-bound
In a eukaryotic cell, the process of translation produces
a. protein
b. ribosomes
c. DNA
d. peptidoglycan
e. RNA - Correct Answers -a. protein
Which of the following chemical structures is NOT likely to dissolve in water?
a. CH3CH2CH2CH2CH2CH3
b. CO2
c. O2
d. H2O
e. CH2OH - Correct Answers -a. CH3CH2CH2CH2CH2CH3
, What is the conjugate acid for HCl?
a. H+
b. Cl-
c. H2Cl+
d. HCl does not have a conjugate acid
e. HO - Correct Answers -c. H2Cl+
A scientist adds 15 g of NaCl to 1 L of water. What is the molarity of NaCl in the
solution? The molar mass of NaCl is 58.44 g/mole.
a. 3.9 M
b. 0.26 M
c. 17.1 moles/L
d. 15 g/mole
e. 58.44 g - Correct Answers -b. 0.26 M
An amino acid side chain can NOT be
a. aromatic
b. hydrophobic
c. a nitrogenous base
d. hydrophilic
e. aliphatic - Correct Answers -c. a nitrogenous base
Which statement about ATP production is CORRECT?
a. During respiration, the cell will always produce the same number of ATPs per glucose
molecule
b. Protein can be broken down to generate ATP
c. Fat is converted into glucose during glycolysis
d. Glycolysis occurs in the mitochondrion
e. Glucose is converted into fats during glycolysis - Correct Answers -b. Protein can be
broken down to generate ATP
Proteins are made from polymerised
a. amino acids
b. bases
c. glucose
d. water
e. cholesterol - Correct Answers -a. amino acids
Consider the following DNA strand:
5' GTTGCAAG 3'
3' CAACGTTC 5'
RNA polymerase transcribes from left to right on this piece of DNA.
What is the sequence that the RNA polymerase uses as the template?
a. 5' CAACGTTC 3'
b. 3' GAACGTTG 5'
c. RNA polymerase cannot use this sequence as a template
