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AP Bio Ch. 4 Study Guide Test Your Knowledge

Multiple Choice
Identify the choice that best completes the statement or answers the question.
 

 1. 
Which of the following did the results of Stanley Miller’s experiments support?
a.
abiotic synthesis of organic compounds
b.
possible first stage in the origin of life
c.
mechanism
d.
vitalism
e.
Answers a, b and c are correct
 

 2. 
Carbon’s valence of four most directly results from
a.
its tetrahedral shape
b.
its very slight electronegativity
c.
its four electrons in the valence shell that can form four covalent bonds
d.
its ability to form single, double, and triple bonds
e.
its ability to form chains and rings of carbon atoms
 

 3. 
Hydrocarbons are not soluble in water because
a.
they are hydrophilic
b.
the C-H bond is nonpolar
c.
they do not ionize
d.
they store energy in the many C-H bonds along the carbon backbone
e.
they are lighter than water
 

 4. 
Which of the following is not true of an asymmetrical carbon atom?
a.
It is attached to four different atoms or groups
b.
It results in right and left handed versions of a molecule
c.
It is found in all enantiomers
d.
Its configuration is in the shape of a tetrahedron
e.
It is found in all cis-trans isomers
 

 5. 
Which statement is not true about structural isomers?
a.
They have different chemical properties
b.
They have the same molecular formula
c.
Their atoms and bonds are arranged in different sequences
d.
They are a result of restricted movement around a carbon double bond
e.
Their possible numbers increase as carbon skeletons increase in size
 

 6. 
The fats stored in your body consist mostly of
a.
methyl groups
b.
alcohols
c.
carboxylic acids
d.
hydrocarbons
e.
organic phosphates
 

 7. 
The following ribose molecule contains how many asymmetric carbons?
a.
1
b.
2
c.
3
d.
4
e.
5
 

 8. 
Which of the following is mismatched with its description?
a.
phosphate - forms bonds that stabilize protein structure
b.
hydroxyl and carbonyl - components of sugars
c.
ATP - source of energy for cellular processes
d.
methyl - its addition changes the shape and function of molecules
e.
amino and carboxyl - components of amino acids
 

 9. 
The chemical group that can cause an organic molecule to act as a base is
a.
-COOH
b.
-OH
c.
-SH
d.
-NH2
e.
-CH3
 

 10. 
The chemical group that confers acidic properties to organic molecules is
a.
-COOH
b.
-OH
c.
-SH
d.
-NH2
e.
-CH3
 

Multiple Response - Goes with 1-12 Matching
Identify one or more choices that best complete the statement or answer the question.
 

 11. 
#1. structural isomers
 a.
A
 e.
E
 b.
B
 f.
F
 c.
C
 g.
G
 d.
D
 h.
H
 

 12. 
#2. cis-trans isomers
 a.
A
 e.
E
 b.
B
 f.
F
 c.
C
 g.
G
 d.
D
 h.
H
 

 13. 
#3. can have enantiomers
 a.
A
 e.
E
 b.
B
 f.
F
 c.
C
 g.
G
 d.
D
 h.
H
 

 14. 
#4. carboxylic acid
 a.
A
 e.
E
 b.
B
 f.
F
 c.
C
 g.
G
 d.
D
 h.
H
 

 15. 
#5. can make a cross-link in protein
 a.
A
 e.
E
 b.
B
 f.
F
 c.
C
 g.
G
 d.
D
 h.
H
 

 16. 
#6. hydrophilic
 a.
A
 e.
E
 b.
B
 f.
F
 c.
C
 g.
G
 d.
D
 h.
H
 

 17. 
#7. hydrocarbon
 a.
A
 e.
E
 b.
B
 f.
F
 c.
C
 g.
G
 d.
D
 h.
H
 

 18. 
#8. amino acid
 a.
A
 e.
E
 b.
B
 f.
F
 c.
C
 g.
G
 d.
D
 h.
H
 

 19. 
#9. organic phosphate
 a.
A
 e.
E
 b.
B
 f.
F
 c.
C
 g.
G
 d.
D
 h.
H
 

 20. 
#10. aldehyde
 a.
A
 e.
E
 b.
B
 f.
F
 c.
C
 g.
G
 d.
D
 h.
H
 

 21. 
#11. amine
 a.
A
 e.
E
 b.
B
 f.
F
 c.
C
 g.
G
 d.
D
 h.
H
 

 22. 
#12. ketone
 a.
A
 e.
E
 b.
B
 f.
F
 c.
C
 g.
G
 d.
D
 h.
H
 



 
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