Ecology Exam 1 Study Guide

40 cards

Exam 1 study flash cards


 
  
Created Feb 25, 2012
by
daviette

 

 
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  Side A   Side B
1
The subalpine life zone in Colorado:
A. occurs above 11,400 feet in elevation
B. above...
 
E. b & d

above the grasslands life zone
has greater precipitation than the foothills...
2
Deciduous plants are more likely found in:
A. Desert
B. Tropical rainforest
C. Grassland
D....
 
D. Temperate Forest
3
Ecology is the study of how:
A. atoms make up the environment.
B. humans affect the environment.
C....
 
C. organisms interact with each other and their nonliving environment.
4
What is the correct sequence of these ecological areas from largest to smallest?
Ecosystem,...
 
E. C & D
Biome, Landscape, Ecosystem, Community, Population
 
Biome, Ecosystem,...
5
Precipitation and temperature are generally the limiting factor that controls the vegetative...
 
D. A, B & C

Biomes
Ecosystems
Habitat
6
image
The soil horizon that contains mineral soil and little organic matter is:
A. A.
B....
 
B
7
The process of desertification is increased by:
A. poor agricultural practices
B. overgrazing
C....
 
all of the above

poor agricultural practices
overgrazing
economic conditions
8
Carrying capacity
A. measures stream flow and the ability to move sediment
B. how much...
 
C. how many individuals an ecosystem can contain without negatively impacting the environment
9
Exponential growth graphically represents:
A. rapidly increasing populations
B. carrying...
 
A. rapidly increasing populations
10
Tragedy of the commons refers to:
A. common resources are used up the fastest
B. rare...
 
C. common resources are abused because they occur everywhere
11
El Nino can effect weather in Colorado because
A. it reverses current flow in the South...
 
A. it reverses current flow in the South Pacific
12
Ecosystems function through the interaction of:
A. Producers, consumers and abiotic elements
B....
 
A. Producers, consumers and abiotic elements
13
Alpine Tundra versus Arctic Tundra
A. has abundant available moisture
B. has deep permafrost
C....
 
C. has shallow soils
14
The most permeable soil will be:
A. Clay
B. Loam
C. Sand
D. Dust
E. a mix of...
 
C. Sand
15
The majority of deserts in the world occur:
A. near the tropic of Cancer
B along the...
 
A. near the tropic of Cancer
16
There is more precipitation at higher elevations because:
A. warm air rises
B. water...
 
D. A & B

warm air rises
water condenses from cooler air more than from warm...
17
Salinization such as found throughout the West is the result of:
A. evaporation
B. nitrates...
 
D. A & C

evaporation
closed basins
18
From the image choose the appropriate letter to answer the questions below.

On the soil...
 
C
19
From the image choose the appropriate letter to answer the questions below.

 On...
 
C
20
From the image choose the appropriate letter to answer the questions below.

On the soil...
 
B
21
From the image choose the appropriate letter to answer the questions below.

On the soil...
 
A
22
All of the brown tree frogs and green tree frogs living in the same area would be part of the...
 
B. False

they are apart of the same community but they are not the same population because...
23
There is greater diversity in forests than in grasslands due to:
a. seasonal differences.
b....
 
d. vertical structure.
24
Soil textures with moderate physical and chemical properties include
a. silt and loam.
b....
 
a. silt and loam.
25
The dissolving of material from the upper layers of the soil and its movement to lower horizons...
 
d. leaching.
26
Topsoil contains all of the following except
a. plant roots.
b. humus.
c. freshly...
 
c. freshly fallen leaves.
27
Daily weather patterns in the Front Range of Colorado are strongly influenced by:
a. cool...
 
e. c and d

warm air rising into the mountains.
humidity levels in Denver.
28
The most important factor in determining which biome is found in a particular area is
a....
 
d. climate.
29
Which of the following statements is false?
a. About one-third of the solar energy hitting...
 
c. About one-third of the solar energy hitting the earth warms the land and lower atmosphere,...
30
A community of living organisms interacting with one another and the physical and chemical...
 
b. an ecosystem
31
There is greater available water in the lower montane that in the subalpine due to?
a. Greater...
 
c. Longer growing season
32
Which of the following microclimate effects is incorrectly described?
a. The leeward sides...
 
d. Cities tend to have lower temperatures and higher wind speeds than the surrounding
countryside.
33
Climate and vegetation primarily vary with
a. latitude only.
b. altitude only.
c....
 
c. latitude and altitude.
34
Trees of wet tropical rain forests tend to be
a. succulent plants.
b. broad-leaf evergreen...
 
b. broad-leaf evergreen plants.
35
You read the data records of a field ecologist who reports the following varieties of species:...
 
c. temperate grassland.
36
Which of the following describes where a natural grassland would most likely be found?
a....
 
d. in the zone lying between forest and desert
37
Most of the nutrients in the tropical rain forests are found in the
a. living organisms.
b....
 
a. living organisms.
38
Mature temperate deciduous forests _____ than tropical rain forests.
a. have more different...
 
c. have more plant life at ground level
39
Deserts are primarily located in the hot, tropical equatorial regions.
a. TRUE
b. FALSE
 
b. FALSE
40
At a population growth rate of 1.0% the worlds’ population will double in approximately
a....
 
d. 70 years


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