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17 Bio Review--Ecology
Test Description: Semester Exam Review
Instructions: Answer all questions to get your test result.
1) A type of ecological succession that occurs in an area where topsoil already exists and organisms have lived before.
A
Primary succession
B
Tertiary succession
C
Quartenary succession
D
Secondary succession
2) producers, primary consumers, secondary consumers, etc.
A
levels of organization
B
symbiotic relationships
C
taxonomic levels
D
trophic levels
3) The total mass of all the organisms on a trophic level of an ecological pyramid – the greatest biomass is in the producers at the bottom.
A
biomass
B
atomic mass
C
carrying capacity
D
trophic level
4) An organism that makes its own food--usually plants
A
producer
B
decomposer
C
secondary consumer
D
primary consumer
5) A difference among organisms of the same species in a population, like size or coloring
A
variation
B
competition
C
mutualism
D
speciation
6) An organism in the first trophic level that consumes the producers
A
primary consumer
B
tertiary consumer
C
quartenary consumer
D
secondary consumer
7) The group of organisms that exists in an area when ecological succession has reached a stable balance.
A
Producers
B
Biomass
C
Climax community
D
Carrying capacity
8) An interaction among organisms in which both organisms benefit.
A
Parasitism
B
Mutualism
C
Competition
D
Commensalism
9) The ability of an ecosystem to survive and maintain a balance among the organisms. Can be disrupted by events like wildfires, droughts, and floods.
A
Ecosystem stability
B
Ecological succession
C
Carrying capacity
D
Adaptation
10) A type of ecological succession that occurs when organisms develop in an area that has never been inhabited
A
Secondary succession
B
Tertiary succession
C
Quartenary succession
D
Primary succession
*select an answer for all questions
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