WorksheetsCh 2 Qzz Macromolecule
Total questions: 40
Worksheet time: 20mins
Name
Class
Date
1.
Which of the following is NOT one of the four main types of macromolecules?
a)
Proteins
b)
Lipids
c)
Water
d)
Carbohydrates
2.
What is the main element found in all macromolecules?
a)
Nitrogen
b)
Oxygen
c)
Carbon
d)
Phosphorus
3.
Which process converts light energy into chemical energy?
a)
Respiration
b)
Photosynthesis
c)
Chemosynthesis
d)
Biosynthesis
4.
Which macromolecule is used primarily for storing genetic information?
a)
Proteins
b)
Lipids
c)
Carbohydrates
d)
Nucleic acids
5.
ATP is known for its role in:
a)
Building proteins
b)
Storing genetic information
c)
Storing and releasing energy
d)
Insulating the body
6.
Which of the following is an example of a complex carbohydrate?
a)
Glucose
b)
Amino acid
c)
Starch
d)
Fatty acid
7.
Which of the following is true about enzymes?
a)
They are made of lipids
b)
They speed up chemical reactions
c)
They are a type of carbohydrate
d)
They cannot be reused
8.
Which protein function is represented by hemoglobin?
a)
Storage
b)
Regulatory
c)
Transport
d)
Structural
9.
What is the monomer of proteins?
a)
Nucleotides
b)
Amino acids
c)
Monosaccharides
d)
Fatty acids
10.
Lipids are best described as:
a)
Hydrophilic
b)
Hydrophobic
c)
Polar
d)
Soluble in water
11.
Which macromolecule is most important for building cell membranes and providing insulation?
a)
Proteins
b)
Lipids
c)
Carbohydrates
d)
Nucleic acids
12.
What is the function of glycogen in animals?
a)
Structural support
b)
Storing energy
c)
Transporting oxygen
d)
Catalyzing reactions
13.
Which macromolecule helps maintain and build muscle tissue?
a)
Carbohydrates
b)
Proteins
c)
Lipids
d)
Nucleic acids
14.
Which function is NOT typically performed by proteins in living organisms?
a)
Acting as enzymes
b)
Energy storage
c)
Transporting substances
d)
Providing structural support
15.
Which of the following elements is not a primary component of macromolecules?
a)
Sulfur
b)
Carbon
c)
Helium
d)
Nitrogen
16.
The process of respiration primarily involves breaking down:
a)
Lipids
b)
Proteins
c)
Carbohydrates
d)
Nucleic acids
17.
Which type of feedback mechanism amplifies a change in the body?
a)
Positive feedback
b)
Negative feedback
c)
Neutral feedback
d)
Chemical feedback
18.
Which of the following proteins is involved in movement?
a)
Albumin
b)
Hemoglobin
c)
Myosin
d)
Amylase
19.
Carbon is not found in all macromolecules.
a)
True
b)
False
20.
Most cells function best at a neutral pH (around 7)
a)
True
b)
False
21.
The shape of a protein influences its function
a)
True
b)
False
22.
Enzymes lower the activation energy required for chemical reactions.
a)
True
b)
False
23.
ATP stores and releases energy in cells.
a)
True
b)
False
24.
Proteins are composed of nucleotides.
a)
True
b)
False
25.
The process of photosynthesis converts chemical energy into light energy.
a)
True
b)
False
26.
Negative feedback counteracts changes to help maintain homeostasis
a)
True
b)
False
27.
Lipids are hydrophobic molecules.
a)
True
b)
False
28.
Carbohydrates are the only source of energy storage in living organisms.
a)
True
b)
False
29.
Temperature can irreversibly change protein structure if it is too high.
a)
True
b)
False
30.
Nucleic acids are made up of amino acids.
a)
True
b)
False
31.
Genetic material storage
a)
DNA
b)
Carbon
c)
Enzymes
d)
ATP
e)
Lipids
32.
A transport protein in the blood
a)
Hemoglobin
b)
Carbon
c)
Enzymes
d)
ATP
e)
Lipids
33.
A carbohydrate used for energy storage in plants
a)
Cellulose
b)
Carbon
c)
Enzymes
d)
ATP
e)
Lipids
34.
Green pigment involved in photosynthesis
a)
Chlorophyll
b)
Carbon
c)
Enzymes
d)
ATP
e)
Lipids
35.
Structural component of plant cell walls
a)
Cellulose
b)
Carbon
c)
Enzymes
d)
ATP
e)
Lipids
36.
Basic element of all macromolecules
a)
Carbon
b)
Enzymes
c)
ATP
d)
Lipids
e)
Starch
37.
Biological catalysts
a)
Enzymes
b)
Carbon
c)
ATP
d)
Lipids
e)
Starch
38.
Energy currency of the cell
a)
ATP
b)
Carbon
c)
Enzymes
d)
Lipids
e)
Starch
39.
Catalyzes the breakdown of starch
a)
Amylase
b)
Carbon
c)
Enzymes
d)
ATP
e)
Lipids
40.
Hydrophobic molecules used for energy storage
a)
Lipids
b)
Carbon
c)
Enzymes
d)
ATP
e)
Starch
100 %
