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WorksheetsBiochemistry PreTest
Total questions: 35
Worksheet time: 18mins
Name
Class
Date
1.
What is biochemistry the study of?
a)
A. Rocks and minerals
b)
B. Human behavior
c)
C. Chemical processes in living organisms
d)
D. Weather systems
e)
Not sure
2.
Which of the following is a macromolecule found in living organisms?
a)
A. Plastic
b)
B. Protein
c)
C. Salt
d)
D. Glass
e)
Not sure
3.
Which element is most essential to organic compounds?
a)
A. Iron
b)
B. Calcium
c)
C. Carbon
d)
D. Sodium
e)
Not sure
4.
What are the building blocks of proteins?
a)
A. Fatty acids
b)
B. Amino acids
c)
C. Nucleotides
d)
D. Sugars
e)
Not sure
5.
Which macromolecule stores genetic information?
a)
A. Carbohydrates
b)
B. Proteins
c)
C. Lipids
d)
D. Nucleic acids
e)
Not sure
6.
Glucose is an example of a:
a)
A. Lipid
b)
B. Monosaccharide
c)
C. Protein
d)
D. Nucleotide
e)
Not sure
7.
Enzymes are a type of:
a)
A. Carbohydrate
b)
B. Lipid
c)
C. Protein
d)
D. Vitamin
e)
Not sure
8.
Which organelle is known as the “powerhouse” of the cell?
a)
A. Ribosome
b)
B. Mitochondrion
c)
C. Nucleus
d)
D. Lysosome
e)
Not sure
9.
Which molecule is the main energy currency of the cell?
a)
A. DNA
b)
B. ATP
c)
C. RNA
d)
D. Glucose
e)
Not sure
10.
Lipids are mainly used by the body for:
a)
A. Information storage
b)
B. Quick energy
c)
C. Long-term energy storage
d)
D. Making enzymes
e)
Not sure
11.
Which of the following is not a type of carbohydrate?
a)
A. Glucose
b)
B. Cellulose
c)
C. Cholesterol
d)
D. Starch
e)
Not sure
12.
DNA stands for:
a)
A. Deoxyribonucleic acid
b)
B. Dinucleic acid
c)
C. Dual nucleotide arrangement
d)
D. None of the above
e)
Not sure
13.
The function of enzymes is to:
a)
A. Provide structure to cells
b)
B. Store energy
c)
C. Speed up chemical reactions
d)
D. Carry oxygen
e)
Not sure
14.
Which one is a function of proteins?
a)
A. Store genetic information
b)
B. Act as enzymes
c)
C. Provide insulation
d)
D. Form cell membranes
e)
Not sure
15.
Which of the following is a nucleic acid?
a)
A. RNA
b)
B. Glucose
c)
C. Starch
d)
D. Collagen
e)
Not sure
16.
Which element is found in proteins but not in carbohydrates or lipids?
a)
A. Carbon
b)
B. Hydrogen
c)
C. Nitrogen
d)
D. Oxygen
e)
Not sure
17.
Which biomolecule is mainly responsible for insulation and waterproofing?
a)
A. Proteins
b)
B. Lipids
c)
C. Carbohydrates
d)
D. Nucleic acids
e)
Not sure
18.
What does ATP stand for?
a)
A. Amino Tri Phosphate
b)
B. Adenosine Triphosphate
c)
C. Acidic Tri Protein
d)
D. Acetyl Thio Phosphate
e)
Not sure
19.
Which biomolecule has the greatest variety of functions in the cell?
a)
A. Carbohydrates
b)
B. Lipids
c)
C. Proteins
d)
D. Nucleic acids
e)
Not sure
20.
Which of the following is not a function of carbohydrates?
a)
A. Quick energy
b)
B. Structural support in plants
c)
C. Information storage
d)
D. Energy storage
e)
Not sure
21.
What is the main function of carbohydrates in the body?
a)
A. Provide energy
b)
B. Store genetic information
c)
C. Build muscle
d)
D. Form hormones
e)
Not sure
22.
Which of the following is a disaccharide?
a)
A. Glucose
b)
B. Sucrose
c)
C. Starch
d)
D. Cellulose
e)
Not sure
23.
Which vitamin is also known as ascorbic acid?
a)
A. Vitamin A
b)
B. Vitamin B12
c)
C. Vitamin C
d)
D. Vitamin D
e)
Not sure
24.
What is the role of hemoglobin in the body?
a)
A. Digest food
b)
B. Build cells
c)
C. Control body temperature
d)
D. Transport oxygen
e)
Not sure
25.
Which of the following elements is not commonly found in organic molecules?
a)
A. Carbon
b)
B. Oxygen
c)
C. Hydrogen
d)
D. Helium
e)
Not sure
26.
Which of the following best describes metabolism?
a)
A. All chemical reactions in a living organism
b)
B. Breaking down food only
c)
C. Building DNA only
d)
D. Enzyme production
e)
Not sure
27.
Which macromolecule contains the instructions for building proteins?
a)
A. Lipids
b)
B. Carbohydrates
c)
C. Proteins
d)
D. DNA
e)
Not sure
28.
What type of bond holds the two strands of DNA together?
a)
A. Ionic bonds
b)
B. Hydrogen bonds
c)
C. Covalent bonds
d)
D. Peptide bonds
e)
Not sure
29.
Which lipid type is the main component of cell membranes?
a)
A. Steroids
b)
B. Triglycerides
c)
C. Phospholipids
d)
D. Waxes
e)
Not sure
30.
Which of the following molecules is not a protein?
a)
A. Cellulose
b)
B. Hemoglobin
c)
C. Insulin
d)
D. Enzyme
e)
Not sure
31.
DNA is made up of amino acids.
a)
True
b)
False
32.
All enzymes are proteins.
a)
True
b)
False
33.
Water is important in biochemistry because many reactions occur in solution.
a)
True
b)
False
34.
Lipids dissolve easily in water.
a)
True
b)
False
35.
Biochemistry only applies to human biology.
a)
True
b)
False
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