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BIO 182 CHAPTER 43 QUESTIONS AND ANSWERS WITH SOLUTIONS 2024
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BIO 182 CHAPTER 43 QUESTIONS AND ANSWERS WITH SOLUTIONS 2024
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BIO 182 CHAPTER 43 QUESTIONS ANDANSWERS WITH SOLUTIONS 2024
Be able to define acclimation - ANSWER A physiological adjustment to an environmental change
We talked about ecology at many levels. At the organismal level we are most concerned with the way in
which an individual organism can respond to its environment. Organisms respond to their environment
in 3 main ways. What are they? Be able to give examples of each type of response - ANSWER o
Anatomical
o Physiological
o behavioral
Define population - ANSWER group of interbreeding individuals occupying the same habitat at the same
time
What are the factors that population ecology focuses on? - ANSWER Studies affecting population size
and how they change over space and time.
What is population density? Be able to give an example. - ANSWER Population density is the number of
organisms in a given unit area
Be able to identify the 3 different survivorship curves by sight. Also, be able to explain and give an
example organism that exhibits each type of curve. - ANSWER Type I - most individuals survive to older
age
Type II - Survivorship constant over life span
Type III - Lone survivorship at early age
What are some of the key life history traits of a population? What are the two main strategies in life
history traits? Which survivorship curve type does each of these two strategies usually exhibit? -
ANSWER -Age at first reproduction
-Frequency of reproduction
-Number of offspring
-Amount of parental care given
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