INNS quiz

This quick quiz takes just 2–3 minutes and explores how Invasive Non-Native Species (INNS) spread, why they’re so damaging, and what you can do to help.

Action on invasive species in Calderdale. A diverse array of invasive plant species, including dense clusters of Japanese Knotweed, Himalayan balsam and Giant Hogweed. These plants are shown overtaking a natural landscape, illustrating the impact of invasive species on native ecosystems.

Test Your Knowledge on the impact of INNS

Put your knowledge to the test with our quick quiz on Invasive Non-Native Species (INNS).

INNS are plants and animals introduced to the UK through human activity, often unintentionally. They can have a big impact on rivers, banks, and surrounding landscapes, affecting how water flows and how natural systems function.
As you take the quiz, you’ll pick up useful facts about INNS and their environmental impact. Your answers will also help us identify gaps in understanding, so we can improve how we share information in the future.

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