Answers Environmental Science 2025-2026Global Connection: Why Invasive Species Thrive

Global Connection: Why Invasive Species Thrive Answers

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Which of the following are most responsible for the success of the cane toad as an invasive species in Australia?

venom glands and varied diet

small size and prolific reproduction

prolific reproduction and strong hind legs

strong hind legs and small size

Why is it necessary to eliminate absolutely all invasive fire ant colonies to eradicate the invasive population?

Every colony has a major impact on native flora and fauna.

Because the last colony found is the one housing the invasion's queen.

Even a single remaining ant can rebuild the invasive species’ population

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?

It was a successful biological control mechanism for cane beetles.

It was a failed biological control mechanism for cane beetles.

It was a successful method for reducing freshwater crocodile populations.

It was a failed attempt to eradicate South American fire ants.

Which of the following are most responsible for the success of the cane toad as an invasive species in Australia?

venom glands and varied diet

small size and prolific reproduction

prolific reproduction and strong hind legs

strong hind legs and small size

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