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Envi. Sci chap. 8/9

Intro to Enviromental Sustanablity chapter 8 and 9 test questions

QuestionAnswer
What types of scientists are responsible for classifying species based on their appearance and genetic makeup? Taxonomists
Biological diversity, the variety of life across biological organization, can be applied at ____ level(s) of biological organization? All
Which of the following is a true statement regarding species richness (The number of species)? Species richness typically increases as one moves towards the equator
The greatest diversity (Number of different species) of organism can be found in ____? Insects
When an ecosystem provides a benefit to humans free of charge it is called ____? Ecosystem services
The IUCN's Red list is _____? An updated list of species facing unusually high risk of extinction
in captive breeding programs, organisms are bred with the intent to ____? Release them to the wild
Removal of which of the following species will always result in the greatest changes in an ecological system? A keystone species
In his recent (2005) book, Richard Louv maintains that today's children, ____? Suffer psychologically and emotionally from "Nature deficit syndrome."
During the ____ period, close to 90% of all species are thought to have gone extinct. Permian
The extinction of a particular population from a given area, (but not the entire species globally), is called ____? Extirpation
Most of the forests in the United States are ____ forests? Secondary forests
A species of lizard has gone extinct. this could be due to any of the following reasons EXCEPT _____? Increased genetic diversity within the species
___ are organizations that purchase land to preserve it in its natural condition? Land Trusts
When an ecosystem provides a benefit to humans free of charge it is called ____? Ecosystem services
The causes of the current (sixth) mass extinction include all of these, but not ____? Earthquakes, tsunamis and forest fires
The main legislation for protecting biodiversity in the United States is the _____ Act? Endangered species act
Created by: ZenaAthena
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