Chapter 53: Population EcologyWeek 14, Session 2Supplemental InstructionIowa State UniversityLeader: KelseyCourse: Bio 211 (5)Instructor: Dr. HolscherDate: 12-1-091. What is a population?2. How do we determine density?3. True or false: density doesn’t change at all over time. ___________4. List and describe the three types of dispersion:a.b.c.5. Which type of dispersion is most common?6. What three techniques do we use to study demographics?a.b.c.7. What is a cohort?Supplemental Instruction1060 Hixson-Lied Student Success Center v 294-6624 v www.si.iastate.edu8. Describe the three “types” present on a survivorship curve:a.b.c.9. Organisms displaying ____________________ reproduce a single time and then die, whereas organisms displaying _____________________ reproduce multiple times across their life.10. In order for zero population growth to occur, what two things must be equal?11. What is the shape of exponential growth?12. What does the symbol K stand for? Define this term. 13. What type of population growth takes carrying capacity into consideration? 14. What does it mean if an organism is density-dependent? 15. What are some examples of negative feedback in density-dependent populations?16. What two configurations can human populations with zero population growth have? 17. What configuration is most desirable?18. What is it called when a society switches configurations?19. What is an ecological
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