Invasive GEM

What is an invasive species?

• A species that is native to a region

• A species that has been successfully controlled in its new environment

• A non-native species that harms the environment, economy, or human health

• A species that exclusively feeds on other invasive species

Which of the following is an example of an invasive species?

• Bald Eagle in North America

• Gray Wolf in Yellowstone National Park

• Zebra Mussel in the Great Lakes

• Monarch Butterfly in North America

How do invasive species typically spread to new areas?

• Through natural processes such as wind and water currents

• By human activities like trade and travel

• Through intentional introduction by conservation organizations

• By evolving rapidly in response to new environments

What are the negative impacts of invasive species?

• They promote biodiversity and ecosystem stability

• They have no impact on native species

• They outcompete and harm native species, disrupt ecosystems, and can lead to economic losses

• They provide new sources of food for native wildlife

Which of the following is NOT a control method for managing invasive species?

• Biological control using natural predators

• Chemical control with toxic pesticides

• Encouraging the spread of invasive species

• Mechanical removal of invasive plants

Invasive species are always non-native to the ecosystem they invade.

• True

• False

What is the term for the ability of invasive species to reproduce and spread rapidly in a new environment?

• Native adaptation

• Invasive resilience

• Invasive success

• Biotic interference

Which of the following is an example of a well-known invasive plant species?

• Oak tree

• Kudzu vine

• Sunflower

• Redwood tree

Why are invasive species a concern for human health and the economy?

• They provide valuable resources and enhance tourism

• They can damage crops, infrastructure, and increase disease transmission

• They have no impact on human health or the economy

• They improve soil quality and boost agricultural yields

What is one way individuals can help prevent the spread of invasive species?

• Introducing non-native species to new areas

• Cleaning and inspecting boats and equipment before moving them to different bodies of water

• Encouraging the unrestricted trade of exotic pets

• Releasing invasive species into the wild to control native pests