Biology Exam Review

1

• Biology Exam Review

2
Subject 1
Subject 2
Subject 3
Subject 4
Subject 5
100
100
100
100
100
200
200
200
200
200
300
300
300
300
300
400
400
400
400
400
500
500
500
500
500
3
Subject 1 100
How many kinds of atoms is an element made
of? one
4
Subject 1 - 200
What is the name of an atom that has a
charge? Ion
5
Subject 1 - 300
Which dissolves better in water polar or
nonpolar molecules? Polar
6
Subject 1 - 400
When two atoms share electrons, what type of
bond is it? Covalent
7
Subject 1 - 500
What is the amount of energy necessary to cause a
chemical reaction to start called? Activation
Energy
8
Subject 2 - 100
What are atoms composed of? Electrons,
neutrons, protons
9
Subject 2 - 200
Where are electrons located in an atom? Space
outside the nucleus
10
Subject 2 - 300
Why do oil and water not mix? Water is polar
and oil is nonpolar
11
Subject 2 - 400
What type of macromolecule is sugar? Carbohydrat
e
12
Subject 2 - 500
What type of macromolecule has long chains of
amino acids? Proteins
13
Subject 3 100
What are the two types of nucleic acids? DNA
and RNA
14
Subject 3 - 200
What type of bonds hold together the two strands
of DNA? Hydrogen Bonds
15
Subject 3 - 300
What is the molecule on which an enzyme acts
called? Substrate
16
Subject 3 - 400
What part of an enzyme does a substrate bind
to? Active Site
17
Subject 3 - 500
What does amylase break down starch
into? Glucose
18
Subject 4 - 100
What two parts of an atom are found in the
nucleus? Protons, Neutrons
19
Subject 4 - 200
What type of macromolecule makes up cell
membranes? Lipids
20
Subject 4 - 300
What does the valence number represent? The
number of electrons in the outer most electron
ring
21
Subject 4 - 400
What does the atomic number represent? The
number of protons
22
Subject 4 - 500
Where is hereditary information stored? DNA
23
Subject 5 - 100
What type of macromolecule are enzymes? Protein
24
Subject 5 - 200
What is the function of carbohydrates? Energy
storage
25
Subject 5 - 300
What element do all organic compounds
contain? Carbon
26
Subject 5 - 400
What is the name of the attraction that causes
water and other liquids to form drops? Cohesion
27
Subject 5 - 500
What does the mass number of an element
represent Neutrons Protons