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Worksheets2 -Atomic Theory and Macromolecules
Total questions: 20
Worksheet time: 17mins
Name
Class
Date
1.
Proteins are polymers made of monomers called
a)
nucleotides
b)
lipids
c)
amino acids
d)
nitrogen bases
2.
Which macromolecule is made of simple and complex sugars?
a)
lipids
b)
proteins
c)
carbohydrates
d)
nucleic acids
3.
Which macromolecule stores energy, insulates us, and makes up the cell membrane?
a)
lipids
b)
proteins
c)
carbohydrates
d)
nucleic acids
4.
Which are enzymes?
a)
simple carbohydrates
b)
proteins that speed up chemical reactions
c)
lipids that make up the cell membrane
d)
a building block of DNA
5.
This is one job proteins do NOT have in the body
a)
storing genetic information
b)
structure
c)
speed up chemical reactions
d)
transport things through cell membrane
6.
What is the monomer of nucleic acids?
a)
Glycerol
b)
Monosaccharides
c)
Amino Acids
d)
Nucleotides
7.
Which of these is easily broken down by cells to release energy to maintain life?
a)
Carbohydrates
b)
Nucleic acids
c)
Proteins
d)
Lipids
8.
Which of these is necessary for life?
a)
Carbohydrates
b)
Nucleic acids
c)
Proteins
d)
All of these
9.
How many Calories per gram for proteins?
a)
4
b)
9
c)
5
d)
2.2231
10.
How many Calories per gram for lipids?
a)
4
b)
9
c)
13
d)
27
11.
Which of the following pairs of a biological monomer and one of its polymers is incorrect?
a)
Glucose and starch
b)
Fatty acids and carbohydrates
c)
Nucleotides and RNA
d)
Amino acids and proteins
12.
Glucose is an example of a
a)
Carbohydrate
b)
Lipid
c)
Protein
d)
Nucleic Acid
13.
Which of the following organic compounds is the main source of energy for living things?
a)
carbohydrates
b)
lipids
c)
nucleic acids
d)
proteins
14.
The following Function belongs to which Macromolecule? " Forms muscles, skin, & organs and enzymes"
a)
Carbohydrates
b)
Lipids
c)
Proteins
d)
Nucleic Acid
15.
The examples DNA and RNA belong to which macromolecule?
a)
Carbohydrates
b)
Lipids
c)
Proteins
d)
Nucleic Acid
16.
How many arms does carbon have and how are they used?
a)
1, so it can only make simple straight lined molecules
b)
2, so it can hold on to 2 oxygen, CO2
c)
3, so it store lots of energy
d)
4, so it can form the backbone for the complex molecules of life
17.
Storing genetic information is a function belonging to which macromolecule?
a)
Carbohydrates
b)
Lipids
c)
Proteins
d)
Nucleic Acids
18.
The function of energy storage goes with which macromolecule-
a)
Carbohydrates
b)
Lipids
c)
Proteins
d)
Nucleic Acids
19.
How are covalent bonds explained?
a)
When one atom takes the other atom's electron
b)
When the atom shares an electron with an another atom
c)
When the two nucleus merge
d)
When the neutrons leave the nucleus
20.
Definition: the electrostatic attraction between positive and negative ions in a compound
a)
chemical bond
b)
atomic bond
c)
covalent bond
d)
ionic bond
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