BIO 100 EXAM 4 STUDY GUIDE:
ECOLOGY AND BIODIVERSITY 2025
QUESTIONS AND ANSWERS
Population size - ....ANSWER ...-Total number of individuals in a
population.
Population density - ....ANSWER ...-Number of individuals per unit area.
Estimation methods - ....ANSWER ...-Three methods to estimate population
size.
Spacing patterns - ....ANSWER ...-Three main arrangements of individuals
in populations.
Type I survivorship curve - ....ANSWER ...-Few offspring, high parental
care.
Type III survivorship curve - ....ANSWER ...-Many offspring, low parental
care.
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, J-shaped growth curve - ....ANSWER ...-Exponential growth without limits.
S-shaped growth curve - ....ANSWER ...-Logistic growth with carrying
capacity.
Population growth factors - ....ANSWER ...-Four factors influencing
population growth rate.
Emigration - ....ANSWER ...-Movement of individuals out of a population.
Immigration - ....ANSWER ...-Movement of individuals into a population.
Abiotic limiting factors - ....ANSWER ...-Natural events restricting
population size.
Biotic limiting factors - ....ANSWER ...-Biological interactions limiting
population growth.
Carrying capacity - ....ANSWER ...-Maximum population size an
environment can sustain.
Ecology - ....ANSWER ...-Study of interactions between organisms and
environment.
Population - ....ANSWER ...-Group of individuals of the same species.
....COPYRIGHT ©️ 2025 ALL RIGHTS RESERVED...TRUSTED & VERIFIED 2
ECOLOGY AND BIODIVERSITY 2025
QUESTIONS AND ANSWERS
Population size - ....ANSWER ...-Total number of individuals in a
population.
Population density - ....ANSWER ...-Number of individuals per unit area.
Estimation methods - ....ANSWER ...-Three methods to estimate population
size.
Spacing patterns - ....ANSWER ...-Three main arrangements of individuals
in populations.
Type I survivorship curve - ....ANSWER ...-Few offspring, high parental
care.
Type III survivorship curve - ....ANSWER ...-Many offspring, low parental
care.
....COPYRIGHT ©️ 2025 ALL RIGHTS RESERVED...TRUSTED & VERIFIED 1
, J-shaped growth curve - ....ANSWER ...-Exponential growth without limits.
S-shaped growth curve - ....ANSWER ...-Logistic growth with carrying
capacity.
Population growth factors - ....ANSWER ...-Four factors influencing
population growth rate.
Emigration - ....ANSWER ...-Movement of individuals out of a population.
Immigration - ....ANSWER ...-Movement of individuals into a population.
Abiotic limiting factors - ....ANSWER ...-Natural events restricting
population size.
Biotic limiting factors - ....ANSWER ...-Biological interactions limiting
population growth.
Carrying capacity - ....ANSWER ...-Maximum population size an
environment can sustain.
Ecology - ....ANSWER ...-Study of interactions between organisms and
environment.
Population - ....ANSWER ...-Group of individuals of the same species.
....COPYRIGHT ©️ 2025 ALL RIGHTS RESERVED...TRUSTED & VERIFIED 2
