characteristicsofapopulation

characteristicsofapopulation - Examples Natural disasters,...

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Biology –9 th Grade
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CHAPTER 5 NOTES
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CHARACTERISTICS OF A POPULATION DENSITY GROWTH RATE GEOGRAPHIC DISTRIBUTION
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3 FACTORS THAT AFFECT POPULATION # OF BIRTHS # OF DEATHS # OF IND. THAT ENTER AND LEAVE A POPULATION
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2 TYPES OF POPULATION GROWTH
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EXPONENTIAL GROWTH POPULATION GROWS EXTREMELY RAPID AND AT A CONSTANT RATE
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LOGISTIC   GROWTH DOES HAVE A PERIOD OF  EXP. GROWTH, BUT WILL  STOP OR SLOW DOWN.   GOES THROUGH A # OF  PHASES. *Carrying capacity – total # of  individuals a pop. can  support
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LIMITING FACTOR FACTOR THAT CAUSES THE POPULATION TO DECREASE
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Density-Dependent Limiting Factors Factors that depend on the size of a population Examples – Competition, predation, disease, parasitism
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Density-Independent Limiting Factors Affect all pop. regardless of pop. size.
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Unformatted text preview: Examples Natural disasters, Weather, and human activities QUIZ CH. 5 1. List 3 factors that affect population growth. 2. What are 3 characteristics of a population? 3. What type of growth goes through a period of rapid growth, and slows down or stops? 4. What is the term for the largest # of individuals a population can hold? 5. What type of growth grows at a constant rate? 6. List some density-dependent limiting factors. 7. List some density-independent limiting factors. This powerpoint was kindly donated to www.worldofteaching.com http://www.worldofteaching.com is home to over a thousand powerpoints submitted by teachers. This is a completely free site and requires no registration. Please visit and I hope it will help in your teaching....
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characteristicsofapopulation - Examples Natural disasters,...

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