Environmental Science 2
Name: ______________________ Date: ____________
Write the missing letters on the lines to finish each word.
1.
r
s
n
Condition in which the earth's surface is worn away by the action of water and wind
2.
p
p
i
o
n
The number of inhabitants in a given place
3.
o
e
b
A community of organisms where there are several interrelated ___ chains
4.
r
i
e
n
Any substance that can be taken in by a green plant and used in organic synthesis (plural)
5.
o
y
e
m
A system formed by the interaction of a community of organisms with their physical environment
6.
i
a
s
The total mass of living matter in a given unit area
7.
r
r
i
o
The geographical area under the jurisdiction of a sovereign state
9.
e
v
a
a
o
The process of becoming a vapor
10.
c
i
t
The prevailing psychological state
11.
p
r
d
s
Someone who manufactures something (plural)
12.
a
s
p
a
i
n
The process of giving off or exhaling water vapor through the skin or mucous membranes
13.
m
a
n
In a condition of biological rest or suspended animation
14.
o
n
e
s
A person who uses goods or services (plural)
15.
c
r
b
An abundant nonmetallic tetravalent element occurring in three allotropic forms: amorphous ___
18.
t
r
o
e
A common nonmetallic element that is normally a colorless odorless tasteless inert diatomic gas
19.
e
i
e
Coins collectively (plural)
21.
l
u
m
An erect or climbing bean or pea plant of the family ___ (plural)
22.
b
i
t
The type of environment in which an organism or group normally lives or occurs
23.
d
c
a
i
A community of organisms where each member is eaten in turn by another member
24.
w
t
Clear liquid we drink that falls as rain