ANSWERS GRADED A+
● Which systems are included in the usual three-part model of a sustainable earth?
(Select all that apply). Answer: Its environment, societies, & economies
● Sustainable systems (check all that apply) Select one or more:. Answer: a. Allow future
systems to flourish b. Can be natural c. Can be human
● What is meant by "sustainable development"? Select one:. Answer: d. Development
that meets the needs of the present without compromising the ability of future generations to
meet their own needs
● In the IPAT equation the environmental impact (I) of human activity is modeled to
increase when the following increases: Select one:. Answer: e. Population
● In the IPAT equation the environmental impact (I) of human activity is modeled to
increase when the following increases (select all that apply): Select one:. Answer: b.
Technology
● According to this lecture, when is an IPAT analysis most likely to fail? Select one:.
Answer: c. When thinking about the future
● Cells in a petri dish grow fastest when (s-shaped growth pattern):. Answer: b. Far from
carrying capacity
● According to the lecture, what happens to a system where population exceeds the
carrying capacity? Select one:. Answer: b. The population drops below carrying capacity
● What occurs at a Malthusian "point of crisis"? Select one:. Answer: b. starvation: there
is not enough food for the entire population
● Which of the following most accurately describes a Neo-Malthusian attitude? Select
one:. Answer: b. Believing that population growth is unsustainable today