Invasive and Keystone Species
Flashcard
•
Biology
•
8th - 10th Grade
•
Practice Problem
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
What is an invasive species?
Back
An invasive species is a non-native organism that spreads widely in a new environment, often causing harm to native species and ecosystems.
2.
FLASHCARD QUESTION
Front
Give an example of an invasive species.
Back
Zebra Mussel is an example of an invasive species that came from Europe and harms native fish.
3.
FLASHCARD QUESTION
Front
What is a keystone species?
Back
A keystone species is a species that has a disproportionately large effect on its environment relative to its abundance, helping to maintain the structure of an ecosystem.
4.
FLASHCARD QUESTION
Front
Why are keystone species important?
Back
Keystone species are important because they help control prey populations and maintain biodiversity in an ecosystem.
5.
FLASHCARD QUESTION
Front
What does biodiversity mean?
Back
Biodiversity refers to the variety of different species of plants and animals in an ecosystem.
6.
FLASHCARD QUESTION
Front
What is species diversity?
Back
Species diversity is the variety of different living things (plants and animals) in an area.
7.
FLASHCARD QUESTION
Front
What impact do invasive species have on biodiversity?
Back
Invasive species can reduce biodiversity by outcompeting native species for resources, leading to declines or extinctions.
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