BIO 111 Final Exam Review UPDATED
ACTUAL Questions and CORRECT
Answers
What is the pH of a solution that has 1 hydronium ion for every 100,000,000 water molecules?
a. 10
b. 9
c. 8
d. 7
e. 6 - CORRECT ANSWER c. 8
Earth is approximately _______ years old.
a. 4,000-5,000
b. 4-5 billion
c. 1-2 billion
d. 4-5 million
e. 1,000-2,000 - CORRECT ANSWER b. 4-5 billion
Atoms of each element in the table can participate in a characteristic number of covalent bonds.
Complete the table by dragging and dropping the correct numbers to associate with each
element.
Hydrogen: ?
Oxygen: ?
Carbon: ?
Nitrogen: ? - CORRECT ANSWER Hydrogen: 1
Oxygen: 2
Carbon: 4
Nitrogen: 3
,Steroids are lipids that characteristically have (2, 3, or 4) fused carbon-containing ring structures.
These relatively small (hydrophilic or hydrophobic) molecules often function as (information
storage, signalling hormones, or energy storage), rather than functioning in (information storage,
signalling hormones, or energy storage). - CORRECT ANSWER 4, hydrophobic,
signalling hormones, energy storage
What type of molecule is shown here?
a.Amino Acid
b.Water
c.Carbohydrate
d.Nucleotide
e.Lipid - CORRECT ANSWER c. Carbohydrate
Which of the following is TRUE about the element, Lithium?
a. Lithium atoms have a total of a mass of 10 atomic mass units.
b. Lithium atoms with a neutral charge should have three electrons.
c. Lithium atoms with a neutral charge have 7 electrons.
d. Lithium atoms have 4 protons.
e. Lithium atoms have 7 protons. - CORRECT ANSWER b. Lithium atoms with a neutral
charge should have three electrons.
A solution with a pH of 9 contains
a. more OH- ions than H+ions.
b. more H+ ions than OH- ions.
c. the same number of OH- ions and H+ ions.
d. no OH- ions.
e. only H- ions. - CORRECT ANSWER a. more OH- ions than H+ions.
,In the molecule below, place the atoms in the proper places where they fulfill their bonding rules.
- CORRECT ANSWER H O -- H
\ -- C = O
/N
H
Which of the following is NOT a lipid?
a. Fatty Acid
b. Wax
c. Glucose
d. Cholesterol - CORRECT ANSWER c. Glucose
The picture below shows a type of biomolecule called Threonine. We have discussed it, and you
should be able to identify it and its properties. Do so by matching terms to correct descriptions.
1. The entire molecule, Threonine, is an example of an:
2. The part highlighted in white is the:
3. Because of the characteristics of the bonds/atoms in the white portion, this would be
characterized as: - CORRECT ANSWER 1. Amino Acid
2. Functional (or "R") group
3. Polar
Match the following elements to how many electrons they have in their outermost shell.
Hydrogen:
Carbon:
Nitrogen:
Oxygen: - CORRECT ANSWER Hydrogen: 1
Carbon: 4
Nitrogen: 5
Oxygen: 6
, Match the appropriate structures to the name of the functional group. - CORRECT
ANSWER Refer to image.
Drag and drop the appropriate groups onto the structure below to build a typical
deoxyribonucleotide. - CORRECT ANSWER Refer to image.
You have a 5 gallon bucket of neutral water, and you measure its pH as 7. If you added a pint of
5M hydrochloric acid (HCl), what is the most likely pH you would measure after mixing it up?
a. 3
b. 0
c. 10
d. 7
e. 14 - CORRECT ANSWER a. 3
Build an amino acid...but you MUST put the Amino group on the LEFT and the carboxyl group
on the RIGHT.
______
|
______- C - _______
|
H - CORRECT ANSWER R
| Amino - C - Carbox
|
H
Match the numbers to the appropriate statement.
1. A neutron has this net charge:
2. The number of protons in an atom of Oxygen:
ACTUAL Questions and CORRECT
Answers
What is the pH of a solution that has 1 hydronium ion for every 100,000,000 water molecules?
a. 10
b. 9
c. 8
d. 7
e. 6 - CORRECT ANSWER c. 8
Earth is approximately _______ years old.
a. 4,000-5,000
b. 4-5 billion
c. 1-2 billion
d. 4-5 million
e. 1,000-2,000 - CORRECT ANSWER b. 4-5 billion
Atoms of each element in the table can participate in a characteristic number of covalent bonds.
Complete the table by dragging and dropping the correct numbers to associate with each
element.
Hydrogen: ?
Oxygen: ?
Carbon: ?
Nitrogen: ? - CORRECT ANSWER Hydrogen: 1
Oxygen: 2
Carbon: 4
Nitrogen: 3
,Steroids are lipids that characteristically have (2, 3, or 4) fused carbon-containing ring structures.
These relatively small (hydrophilic or hydrophobic) molecules often function as (information
storage, signalling hormones, or energy storage), rather than functioning in (information storage,
signalling hormones, or energy storage). - CORRECT ANSWER 4, hydrophobic,
signalling hormones, energy storage
What type of molecule is shown here?
a.Amino Acid
b.Water
c.Carbohydrate
d.Nucleotide
e.Lipid - CORRECT ANSWER c. Carbohydrate
Which of the following is TRUE about the element, Lithium?
a. Lithium atoms have a total of a mass of 10 atomic mass units.
b. Lithium atoms with a neutral charge should have three electrons.
c. Lithium atoms with a neutral charge have 7 electrons.
d. Lithium atoms have 4 protons.
e. Lithium atoms have 7 protons. - CORRECT ANSWER b. Lithium atoms with a neutral
charge should have three electrons.
A solution with a pH of 9 contains
a. more OH- ions than H+ions.
b. more H+ ions than OH- ions.
c. the same number of OH- ions and H+ ions.
d. no OH- ions.
e. only H- ions. - CORRECT ANSWER a. more OH- ions than H+ions.
,In the molecule below, place the atoms in the proper places where they fulfill their bonding rules.
- CORRECT ANSWER H O -- H
\ -- C = O
/N
H
Which of the following is NOT a lipid?
a. Fatty Acid
b. Wax
c. Glucose
d. Cholesterol - CORRECT ANSWER c. Glucose
The picture below shows a type of biomolecule called Threonine. We have discussed it, and you
should be able to identify it and its properties. Do so by matching terms to correct descriptions.
1. The entire molecule, Threonine, is an example of an:
2. The part highlighted in white is the:
3. Because of the characteristics of the bonds/atoms in the white portion, this would be
characterized as: - CORRECT ANSWER 1. Amino Acid
2. Functional (or "R") group
3. Polar
Match the following elements to how many electrons they have in their outermost shell.
Hydrogen:
Carbon:
Nitrogen:
Oxygen: - CORRECT ANSWER Hydrogen: 1
Carbon: 4
Nitrogen: 5
Oxygen: 6
, Match the appropriate structures to the name of the functional group. - CORRECT
ANSWER Refer to image.
Drag and drop the appropriate groups onto the structure below to build a typical
deoxyribonucleotide. - CORRECT ANSWER Refer to image.
You have a 5 gallon bucket of neutral water, and you measure its pH as 7. If you added a pint of
5M hydrochloric acid (HCl), what is the most likely pH you would measure after mixing it up?
a. 3
b. 0
c. 10
d. 7
e. 14 - CORRECT ANSWER a. 3
Build an amino acid...but you MUST put the Amino group on the LEFT and the carboxyl group
on the RIGHT.
______
|
______- C - _______
|
H - CORRECT ANSWER R
| Amino - C - Carbox
|
H
Match the numbers to the appropriate statement.
1. A neutron has this net charge:
2. The number of protons in an atom of Oxygen:
