Biology –9 th Grade. CHAPTER 5 NOTES. CHARACTERISTICS OF A POPULATION. DENSITY GROWTH RATE GEOGRAPHIC DISTRIBUTION. 3 FACTORS THAT AFFECT POPULATION. # OF BIRTHS # OF DEATHS # OF IND. THAT ENTER AND LEAVE A POPULATION. 2 TYPES OF POPULATION GROWTH. EXPONENTIAL GROWTH.
POPULATION GROWS EXTREMELY RAPID AND AT A CONSTANT RATE
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
FACTOR THAT CAUSES THE POPULATION TO DECREASE
Weather, and human activities
5. What type of growth grows at a constant rate?
6. List some density-dependent limiting factors.
7. List some density-independent limiting factors.
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