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AP - Unit 1: Chemistry of Organic Molecules

Total questions: 40

Worksheet time: 27mins

Name
Class
Date
1.
Which element classifies a compound as organic? 
a)
Carbon
b)
Oxygen
c)
Nitrogen
d)
Hydrogen
2.
Organic molecules that always contain carbon, oxygen and hydrogen, often in a 1:2:1 ratio
a)
carbohydrates
b)
functional groups
c)
enyzme
d)
monosaccaride
3.
A type of biological molecule that includes fats, oils, hormones, waxes, and components of cellular membranes ...
a)
lipids
b)
proteins
c)
carbohydrates
d)
nucleic acids
4.
What are the four elements that all life is made up of?
a)
Hydrogen, Oxygen, Nitrogen and Carbon
b)
Helium, Oxygen, Neon and Carbon
c)
Hydrogen, Titanium, Carbon, Nitrogen
d)
Oxygen, Chlorine, Iron, Nitrogen
5.
This biomolecule is used to make energy for our cells. The simplest is glucose, a monosaccharide.
a)
Carbohydrates
b)
Lipids
c)
Nucleic Acids
d)
Proteins
6.
Examples of these biomolecules are DNA and RNA...
a)
Nucleic Acids
b)
Carbohydrates
c)
Lipids
d)
Proteins
7.
Nucleic Acids are made up of smaller subunits called....
a)
Nucleotides
b)
Lipids
c)
Monosaccharides
d)
Subunits
8.
These biomolecules are the main building blocks of you. They are large and complex and special ones do jobs all over your body as catalysts.
a)
Proteins
b)
Carbohydrates
c)
Lipids
d)
Nucleic Acids
9.

Which macromolecule's monomer is shown?

a)

lipid

b)

protein

c)

nucleic acid

d)

carbohydrate

10.

Which macromolecule's monomer is shown?

a)

lipid

b)

protein

c)

nucleic acid

d)

carbohydrate

11.
The process of removing water in order to form a bond between monomers is called....
a)
Dehydration Synthesis
b)
Hydrolysis
12.
The process of adding water in order to break bonds within a polymer....
a)
Dehydration Synthesis
b)
Hydrolysis
13.
The following figure is illustrating
a)
Dehydration Synthesis
b)
Hydrolysis
14.
The following figure is illustrating
a)
Dehydration Synthesis
b)
Hydrolysis
15.
The level of protein structure that results from hydrogen bonding causing the protein to fold into α-helix and β-pleated sheets is known as
a)
primary structure
b)
secondary structure
c)
tertiary structure
d)
quaternary structure
16.
What is the monomer of a protein?
a)
amino acid
b)
monosaccharide
c)
fatty acid
d)

sugar

17.
Refers to the three-dimensional structure of an entire amino acid chain in a protein molecule
a)
tertiary structure
b)
primary structure
c)
secondary structure
d)
fibrous proteins
18.
The order of the amino acids occur in the chain
a)
disulfide cross-link
b)
hydrophobic
c)
primary structure
d)
secondary structure
19.
Each amino acid is different from the other due to....
a)
The R group
b)
The amino group
c)
The carboxyl group
d)
The central carbon
20.

__________ determines the function

a)

Shape

b)

Temperature

c)

pH

d)

Time

e)

Color

21.

What is a functional group?

a)

Group of atoms that give specific characteristics to a molecule

b)

Group of molecules that give specific characteristics to an atom

c)

Group of molecules that make up a group of atoms

d)

Group of atoms that give specific characteristics to an element

22.

Identify all of the organic molecules from the choices below:

a)

H2O

b)

C5H10O5

c)

O2

d)

C11H12N2O2

e)

AlNH2

23.

What Organic molecule is a biologically functional molecule that consists of one or more polypeptides folded and coiled into a specific 3-D structure?

a)

Lipid

b)

Carbohydrate

c)

Nucleic Acid

d)

Protein

24.

Monomer is to polymer as

a)

Brick is to wall

b)

Remote is to TV

c)

Car is to wheel

d)

Person is to cells

25.

What part of a fatty acid makes it non-polar?

a)

Peptide Bonds

b)

Carbon to hydrogen bonds

c)

Carboxylic acid

d)

Phosphate groups

e)

Amino group

26.

The structure in the image is a ________ which belongs to _________.

a)

Steroid, lipids

b)

Monosaccharide, lipids

c)

Nucleotide, nucleic acids

d)

Steroid, proteins

e)

Amino acid, proteins

27.

How many phosphate groups are found in a molecule of ATP?

a)

1

b)

2

c)

3

d)

4

28.

What is stored in the chemical bonds of ATP?

a)

Sugar

b)

Neutrons

c)

Energy

d)

Protein

29.

What happens when the end phosphate is broken off a molecule of ATP?

a)

Energy is stored

b)

Energy is released

c)

Neutrons are stored

d)

Neutrons are released

30.

When a cell synthesizes a polypeptide, the chain may fold spontaneously, assuming the functional structure for that protein. This folding is driven and reinforced by...

a)

Side Chain interactions

b)

Carboxyl Ends

c)

Amino Ends

d)

Backbone

e)

Protein

31.

The amino acid sequence of each polypeptide that determines what three-dimensional shape in turn determines a protein's

a)

Function

b)

Structure

c)

Fate

d)

Limitations

e)

Location

32.

The structure in the image shows what?

a)

Alpha Helix

b)

Beta pleeted sheet

33.

The structure in the image shows what?

a)

Alpha Helix

b)

Beta pleeted sheet

34.

Which monomer is down in the image?

a)

Fatty Acid

b)

Amino Acid

c)

Nucleotide

d)

Sugar

35.
Glucose (sugar) is an example of a
a)
Carbohydrate
b)
Lipid
c)
Protein
d)
Nucleic Acid
36.
What is the function of nucleic acids?
a)
Stores energy
b)
Stores genetic information
c)
Movement
d)
Physical structure
37.

Which macromolecule is hydrophobic?

a)

Water

b)

Lipids

c)

Carbohydrates

d)

Protein

38.

Which two macromolecules contain ONLY carbon, hydrogen, and oxygen?

a)

Carbohydrates

b)

Lipids

c)

Nucleic Acids

d)

Proteins

39.

Which macromolecule contains Carbon, Hydrogen, Oxygen, Nitrogen, and Phosphorus?

a)

Carbohydrates

b)

Lipids

c)

Nucleic Acids

d)

Proteins

40.

Which macromolecule contains only Carbon, Hydrogen, Oxygen, and Nitrogen?

a)

Proteins

b)

Nucleic Acids

c)

Carbohydrates

d)

Lipid

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