Global Connection: Why Invasive Species Thrive Answers

Why is it necessary to eliminate absolutely all invasive fire ant colonies to eradicate the invasive population?a.Every colony has a major impact on native flora and fauna.b.Because the last colony found is the one housing the invasion's queen.c.Even a single remaining ant can rebuild the invasive species’ populationd.Fire ants spread by winged members and by hitching rides so a single colony can cause infestation.

Which of the following is the best description of the cane toad’s introduction to Australia? a.It was a successful biological control mechanism for cane beetles.b.It was a failed biological control mechanism for cane beetles.c.It was a successful method for reducing freshwater crocodile populations.d.It was a failed attempt to eradicate South American fire ants.