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Lipids And Chemistry Review
Test Description: Quiz Review
Instructions: Answer all questions to get your test result.
1) A chain of carbon atoms that has a carboxyl group at one end
A
triglyceride
B
fatty acid
C
cholesterol
D
steroid
2) A molecule made up of glycerol, 2 fatty acids, and a phosphate group
A
phospholipid
B
glycerol
C
steroid
D
triglyceride
3) a lipid that has 4 rings of carbon atoms in its structure
A
triglyceride
B
phospholipid
C
glycerol
D
steroid
4) A polar molecule that fatty acids can attach to
A
phospholipid
B
glycerol
5) The most abundant steroid in our bodies
A
testosterone
B
cholesterol
C
steroid
D
phospholipid
6) A molecule made up of glycerol and 3 fatty acids
A
steroids
B
testosterone
C
triglycerides
D
phospholipids
7) A 3-carbon polar molecule that fats can attach to
A
triglycerides
B
fatty acids
C
phospholipids
D
glycerol
8) I can draw a simple model of a phospholipid.
A
False- ask the teacher for help
B
True
9) Which of the following is an amphipathic molecule found in cell membranes?
A
unsaturated fatty acid
B
steroid
C
phospholipid
D
saturation fatty acid
10) Which of the following categories of lipids includes hormones?
A
unsaturated fatty acid
B
phospholipid
C
saturated fatty acid
D
steroid
11) In dehydration synthesis, a big lipid is not the only molecule produced. What other molecule is made?
A
water
B
phospholipids
C
carbohydrates
D
nothing
12) Cell membranes are mostly made out of which type of molecule?
A
triglycerides
B
carbohydrates
C
glycerol
D
phospholipids
13) A saturated fatty acid is usually
A
stable and broken down last
B
unstable and broken down first
14) A unsaturated fatty acid is usually
A
unstable and broken down first
B
stable and broken down last
15) Dehydration synthesis is used to connect…
A
fatty acids and steroids
B
fatty acids and glycerol
C
fatty acids and phospholipids
16) What characteristic do all lipids share?
A
They have a structure containing 4 rings
B
They have a phosphate group
C
They have fatty acid chains
D
They are hydrophobic
*select an answer for all questions
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