
Maintaining and benefits of Biodiversity
Flashcard
•
Science
•
7th Grade
•
Practice Problem
•
Easy
Wayground Content
Used 1+ times
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15 questions
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1.
FLASHCARD QUESTION
Front
What is biodiversity?
Back
Biodiversity refers to the variety of life in a particular habitat or ecosystem, including the diversity of species, genetic variation, and ecosystem diversity.
2.
FLASHCARD QUESTION
Front
Why is biodiversity important for ecosystems?
Back
Biodiversity is crucial for ecosystem stability, resilience, and productivity. It helps ecosystems recover from disturbances and provides essential services like pollination, nutrient cycling, and water purification.
3.
FLASHCARD QUESTION
Front
What are ecosystem services?
Back
Ecosystem services are the benefits that humans receive from ecosystems, including provisioning (food, water), regulating (climate, floods), cultural (recreational, spiritual), and supporting services (nutrient cycling, soil formation).
4.
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. Its presence is critical for maintaining the structure of an ecological community.
5.
FLASHCARD QUESTION
Front
What are bioindicators?
Back
Bioindicators are organisms or biological responses that provide information about the health of an ecosystem. They can signal changes in environmental conditions.
6.
FLASHCARD QUESTION
Front
What does resilience mean in an ecological context?
Back
Resilience refers to an ecosystem's ability to recover from disturbances and maintain its functions and structure over time.
7.
FLASHCARD QUESTION
Front
How do human activities impact biodiversity?
Back
Human activities such as deforestation, pollution, overfishing, and urbanization can lead to habitat destruction, species extinction, and a decline in biodiversity.
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