Source: Official Guide Revised GRE 2nd Ed. Part 9; Section 3; #1

86

Although plant and animal species that become

Although plant and animal species that become established in ecosystems where they did not originate are sometimes referred to by the alarming term “invasive species,” many such species are in their new environments. innocuous, conspicuous, robust, menacing, distinctive

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56

Gravatar Chris Lele, Magoosh Tutor

Nov 28, 2012 • Comment

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