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BIOL111 - Ecolog Questions with Correct
Answers for Specific Exam Mail
y
Ecology is the study of all processes influencing:
Ans: The distribution and abundance of organisms. Interactions between
living thing and the environment.
Biosphere
Ans: All space occupied by living things on the earth
Biome
Ans: A large, naturally occurring community of living things occupying a
major habitat (e.g. tropical rain forest, tundra)
Ecosystem
Ans: A region containing interacting abiotic and biotic factors
Community
Ans: Population of species that occur together in the same space and time
Population
Ans: Individuals of the same species that co-occur in space and time
Individual
Pretest - Stuvia US
,2
Ans: Living entities that are genetically and physically discrete
Optimum range
Ans: The range in which species grow and survive best (one for every factor)
Range of tolerance
Ans: the entire range of environmental conditions that are tolerable for
survival
Limits of tolerance
Ans: The high and low ends of the range of tolerance
Zones of stress
Ans: Between the optimal range and high or low limit of tolerance
What are 5 key abiotic factors for terrestrial life?
Ans: 1. Temperature
2. Light
3. Water availability
4. Elevation
5. Soil types
What are 6 key abiotic factors for aquatic life?
Pretest - Stuvia US
, 3
Ans: 1. Temperature
2. Light
3. Salinity
4. Oxygen
5. Soil types
6. pH
Where is species richness greatest on earth?
Ans: Near the equator
Allopatric processes: Dispersal
Ans: When a few members of a species move to a new geographical area
Allopatric processes: Vicariance
Ans: When a natural situation forms a geographic barrier to physically divide
organisms
What animals did the first Polynesian settlers bring to NZ
Ans: Kiore (rat) and kuri (dog)
How many native vascular plant species were native to NZ
Ans: 2200
What three NZ trees (native and endemic) are thought to be Gondwana
survivors?
Pretest - Stuvia US
BIOL111 - Ecolog Questions with Correct
Answers for Specific Exam Mail
y
Ecology is the study of all processes influencing:
Ans: The distribution and abundance of organisms. Interactions between
living thing and the environment.
Biosphere
Ans: All space occupied by living things on the earth
Biome
Ans: A large, naturally occurring community of living things occupying a
major habitat (e.g. tropical rain forest, tundra)
Ecosystem
Ans: A region containing interacting abiotic and biotic factors
Community
Ans: Population of species that occur together in the same space and time
Population
Ans: Individuals of the same species that co-occur in space and time
Individual
Pretest - Stuvia US
,2
Ans: Living entities that are genetically and physically discrete
Optimum range
Ans: The range in which species grow and survive best (one for every factor)
Range of tolerance
Ans: the entire range of environmental conditions that are tolerable for
survival
Limits of tolerance
Ans: The high and low ends of the range of tolerance
Zones of stress
Ans: Between the optimal range and high or low limit of tolerance
What are 5 key abiotic factors for terrestrial life?
Ans: 1. Temperature
2. Light
3. Water availability
4. Elevation
5. Soil types
What are 6 key abiotic factors for aquatic life?
Pretest - Stuvia US
, 3
Ans: 1. Temperature
2. Light
3. Salinity
4. Oxygen
5. Soil types
6. pH
Where is species richness greatest on earth?
Ans: Near the equator
Allopatric processes: Dispersal
Ans: When a few members of a species move to a new geographical area
Allopatric processes: Vicariance
Ans: When a natural situation forms a geographic barrier to physically divide
organisms
What animals did the first Polynesian settlers bring to NZ
Ans: Kiore (rat) and kuri (dog)
How many native vascular plant species were native to NZ
Ans: 2200
What three NZ trees (native and endemic) are thought to be Gondwana
survivors?
Pretest - Stuvia US
