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ECOL 111 Section B Questions with Answers (100%
Correct Answers)
what is a r reproductive strategy and its purpose Answer: "r" selected
species produce a large number of offspring in order to disperse
widely in unpredictable environments
what is a k reproductive strategy Answer: "K" selected species invest
all of there resources in a small number of offspring that are more
likely to survive in predictable environments
What is allelopatric species Answer: when a species is separated and
isolated from one another into two different groups
Benefits of tag recapture Answer: Whole population estimate is
possible
Can be used on open or closed populations
Difference between natural and artificial tagging Answer: Natural
tagging is recognising animals by their patterns
Artificial tags are physically attached to animal
© 2025 All rights reserved
, 2
Examples of remote sensing and tracking Answer: Planes, satellite and
drones
what are the primary drivers of population change Answer: Vital
rates: birth, death and movement
Malthusian growth model v Exponential model Answer: Malthusian -
based on mechanism for change
Exponential - describe population growth in an unlimited environment
emigration and immigration Answer: movement of individuals among
subpopulations
what determines a simple v complex life story Answer: simple -
migration
complex - dispersal stages
different types of age structures and how to draw them Answer: rapid,
slow and zero growth
Three contrasting fertility curves Answer: Fish - increase, large fish
produce more eggs
Songbirds - reach age and maturity then level off
© 2025 All rights reserved
ECOL 111 Section B Questions with Answers (100%
Correct Answers)
what is a r reproductive strategy and its purpose Answer: "r" selected
species produce a large number of offspring in order to disperse
widely in unpredictable environments
what is a k reproductive strategy Answer: "K" selected species invest
all of there resources in a small number of offspring that are more
likely to survive in predictable environments
What is allelopatric species Answer: when a species is separated and
isolated from one another into two different groups
Benefits of tag recapture Answer: Whole population estimate is
possible
Can be used on open or closed populations
Difference between natural and artificial tagging Answer: Natural
tagging is recognising animals by their patterns
Artificial tags are physically attached to animal
© 2025 All rights reserved
, 2
Examples of remote sensing and tracking Answer: Planes, satellite and
drones
what are the primary drivers of population change Answer: Vital
rates: birth, death and movement
Malthusian growth model v Exponential model Answer: Malthusian -
based on mechanism for change
Exponential - describe population growth in an unlimited environment
emigration and immigration Answer: movement of individuals among
subpopulations
what determines a simple v complex life story Answer: simple -
migration
complex - dispersal stages
different types of age structures and how to draw them Answer: rapid,
slow and zero growth
Three contrasting fertility curves Answer: Fish - increase, large fish
produce more eggs
Songbirds - reach age and maturity then level off
© 2025 All rights reserved
