ecosystems

MODULE FOUR – Review Worksheet

 

This assignment evaluates lecture and textbook understanding; use those resources to answer the 10 questions below in at least two solid sentences each. Work must be written in your own words and adhere to proper mechanics, grammar, and spelling. Specifics about grading can be found in the associated rubric, found in the Course Information folder.

 

1. Lecture

 

1. Why are ecosystems considered “closed-looped systems?”

 

1. Why are human systems considered “linear systems?”

 

1. Why don’t human systems function according to principles of sustainability?

 

1. Textbook

 

1. What is “exponential increase” and “logistics growth” in populations?

 

1. What is “environmental resistance” and “reproductive strategy?”

 

1. What is “density dependent / density independent” and “critical number?

 

1. What is a “keystone species?

 

1. What are “selective pressures” and how do they relate to the survival / adaptation of species?

 

1. How do human values impact ecosystem sustainability?

 

1. What are three challenges to the future sustainability of ecosystems?

 

 

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