Introduced species that spread widely and harm the environment or other species are called ______ species.Multiple choice question.invasiveoverexploitednativevulnerable

18.Which of the following is the most serious threat to biodiversity?  A. Competition from exotic species  B. Commercial harvesting  C. Habitat destruction  D. Overexploitation

A(n) ______ species is likely to become extinct, while a(n) ______ species is at risk but not as critically.Multiple choice question.endangered; invasivevulnerable; keystoneendangered; vulnerablethreatened; extinct

A major threat to biodiversity includes Blank______ species. These species move into a new area and disrupt the habitat.Multiple choice question.nativeindigenousinvasive

Island ecosystems are particularly susceptible to the negative effects of invasive species because native species have often evolved without Blank______.Multiple choice question.predatorscompetitorspreyresources

The difference between introduced species and invasive species is that invasive speciesMultiple choice question.occupy a smaller range.only include introduced predators.are short-lived and not adapted to the new habitat.spread widely and cause harm.