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8th Grade: Chapt. 10-Organic Chemistry Test-Modified (21 pts.)

Multiple Choice (1 pt. ea.)
Identify the letter of the choice that best completes the statement or answers the question.
 

 1. 

Which of these molecules contains an element that is not one of the six major elements that make up living matter?
a.
CCl4
c.
CH4
b.
C6H12O6
 

 2. 

Which of the following biomolecules is a part of the nitrogen cycle?
a.
lipids
c.
proteins
b.
carbohydrates
 
 
nar002-1.jpg
Figure 5
 

 3. 

Figure 5 shows a model of a methane molecule. What is the chemical formula for this molecule?
a.
C4H
c.
CH4
b.
CH3
 
 
nar001-1.jpg
Figure 2
 

 4. 

Refer to Figure 2. Which term could be used to describe this molecule?
a.
magnetic
c.
non-polar
b.
polar
 

Yes/No
Indicate whether or not you agree with the sentence or statement.
 
 
nar004-1.jpg
Figure 13
 

 5. 

Analyze Figure 13. Is the structure shown a polymer?
 
 
nar003-1.jpg
Figure 6
 

 6. 

Analyze the structure in Figure 6. Is the structure drawn correctly?
 

Completion
Complete each sentence or statement.
 

 7. 

____________________ matter is more than 90 percent carbon, hydrogen, oxygen, and nitrogen.
 

 

 8. 

Hydrocarbons are organic compounds that contain only carbon and ____________________.
 

 

Matching  (1 pt. ea.)
 
 
Match the following terms with the correct description. Each terms is used once.
a.
biomolecule
d.
isomers
b.
unsaturated
e.
saturated
c.
functional group
 

 9. 

compounds with the same chemical formula but a different structural formulas
 

 10. 

refers to a hydrocarbon that contains only single covalent bonds between carbon atoms
 

 11. 

a group of atoms that bonds to carbon atoms in organic compounds
 

 12. 

a large, organic molecule found in living things
 

 13. 

refers to a hydrocarbon that contains one or more double or triple bonds between two carbon atoms
 
 
Match the following terms with the correct examples of those terms. Each term is used once.
a.
amino acids
b.
lipids
c.
biomass
d.
nucleic acids
 

 14. 

bacon fat and olive oil
 

 15. 

DNA and RNA
 

 16. 

glycine and alanine
 

 17. 

plants and animals
 
 
Match these names with the correct molecules. Each term is used once.
a.
propamine
d.
propane
b.
butanoic acid
e.
methanoic acid
c.
methanol
f.
butamine
 

 18. 

CH3--CH2--CH3
 

 19. 

CH3--CH2--CH2--NH2
 

 20. 

CH3--OH
 

 21. 

CH3--CH2--CH2--COOH
 



 
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