invasive species
Invasives can damage ecosystems, economies, or health. This topic is part of Ecology within Science & Nature. This page currently draws on 6 supporting questions, with answers and bonus facts available below.
invasive species trivia questions
An invasive species is a nonnative species that causes what?
Answer: Harm
Bonus fact: Invasives can damage ecosystems, economies, or health.
Which of these can help invasive species spread?
Answer: Lack of natural predators
Bonus fact: Freed from enemies, some introduced species multiply rapidly.
What distinguishes an invasive species from a merely nonnative species?
Answer: It causes significant harm or disruption
Bonus fact: Not every introduced species becomes invasive.
Invasive species control aims to reduce the harm caused by what?
Answer: Nonnative organisms that spread and cause damage
Bonus fact: Control can involve prevention, removal, or biological methods.
Which approach uses a natural enemy to suppress an invasive species?
Answer: Biological control
Bonus fact: Biological control introduces or supports predators, parasites, or pathogens.
Why is prevention often cheaper than controlling an established invasive species?
Answer: Established populations can spread widely and be difficult to eradicate
Bonus fact: Early detection and rapid response can prevent long-term costs.