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Biology 104 Exam 4 Questions and Answers 2024 $11.49   Add to cart

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Biology 104 Exam 4 Questions and Answers 2024

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  • Biology 104

Biology 104 Exam 4 Questions and Answers

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  • August 5, 2024
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  • Exam (elaborations)
  • Questions & answers
  • Biology 104
  • Biology 104
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Biology 104 Exam 4 Questions and
Answers
What is Mullerian mimicry? - Answer -two or more unpalatable species resemble each
other

What is Batesian mimicry? - Answer -a harmless species mimics a harmful one

What is a population? - Answer -a group of individuals of the same species living in the
same area at the same time

What is a species range? - Answer -its distribution across the environment

What is demography? - Answer -The scientific study of population characteristics.

What is population size? - Answer -the number of individuals in a population

What is abundance? - Answer -The number of individuals of a species in a given space

What is complete enumeration? - Answer -All members of the whole population are
measured

What is population sampling? - Answer -Identifying individual numbers in small areas
and then extrapolating to estimate population totals.

What is the mark-recapture method? - Answer -animals are trapped, marked, and then
recaptured after a period of time

What is radio telemetry? - Answer -transmitter used to follow movement

What is population density? - Answer -Number of individuals per unit area

What is dispersion? - Answer -movement of a species into or outside of an area

What is clumped dispersion? - Answer -where individuals are clustered together.

What is uniform dispersion? - Answer -individuals are evenly distributed

, What is random dispersion? - Answer -the position of each individual is independent of
other individuals

What is age structure? - Answer -the number of males and females of each age a
population contains

What is age distribution? - Answer -the relative number of organisms of each age in a
population

What is the sex ratio? - Answer -the number of males per hundred females

What is population variability? - Answer -naturally occurring genetic differences among
individuals of the same species

What is sexual dimorphism? - Answer -high degree of male/female sexual traits

What is metamorphosis? - Answer -A change in form resulting from normal
development

What is immigration? - Answer -Movement of individuals into a population

What is emigration? - Answer -movement of individuals out of a population

What is a J-shaped curve? - Answer -exponential growth

What is an exponential curve? - Answer -j-shaped growth curve because there is no
carrying capacity.

What is the S-shaped curve? - Answer -the shape of the logistic growth model when
graphed

What is a logistic curve? - Answer -s-shaped growth curve because of limited resources

What is carrying capacity? - Answer -The largest population that an area can support

What are limiting resources? - Answer -food, water, shelter

What is the r-strategy? - Answer -focus is on reproducing as much as possible

What is the K strategy? - Answer -survival of populations by reproduction

What is a density-dependent factor? - Answer -limiting factor that depends on
population size

What is a density-independent factor? - Answer -A factor that effects populations
regardless of their size or density.

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