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Intro To Ecology 2
Test Description: Intro to Ecology 2
Instructions: Answer all questions to get your test result.
1) A long term strategy to enter a state of reduced activity is called
A
acclimation
B
niche
C
dormancy
D
adaptation
2) The living components of an environment are called
A
abiotic factors
B
biotic factors
C
the biosphere
D
habitats
3) The thinning of the ozone layer will lead to
A
climate changes
B
more greenhouse gases being trapped
C
global warming
D
an increase in UV radiation reaching the Eart
4) What do ecologist believe is leading to the sixth mass extinction on Earth?
A
The return of dinosaurs
B
The rapid increase in the human population
C
The decrease in the human reproduction rate
D
The growing size of the biosphere.
5) Humans have help cause
A
global climate changes
B
the thinning of the ozone layer
C
the extinction of several species
D
all of these
6) The greenhouse effect is caused by which gases redirecting heat back at the Earth?
A
Oxygen and Chlorine gas
B
Carbon monoxide and water vapor
C
Carbon dioxide and water vapor
D
Carbon tetrachloride and chlorine gases
7) The thin volume of the Earth and its atmosphere that supports life is called the
A
biosphere
B
community
C
population
D
ecosystem
8) The correct order of the levels of organization from broadest to narrowest is
A
Biosphere, ecosystem, population, community, organism
B
Ecosystem, biosphere, community, organism, population
C
Biosphere, community, ecosystem, population, organism
D
Biosphere, ecosystem, community, population, organism
9) A graph of performance vs values of an environment variable is called a
A
population distribution
B
biosphere graph
C
tolerance curve
D
acclimation curve
10) Ecology is essential to humans today becasue
A
the human population of the Earth is increasing rapidly
B
all of these
C
the human species is changing the world rapidly
D
to ensure survival of our species
*select an answer for all questions
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