Ecosystems and Biodiversity Flashcard
Flashcard
•
Science
•
8th Grade
•
Practice Problem
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
What are abiotic factors in an ecosystem?
Back
Abiotic factors are the non-living components of an ecosystem, such as sunlight, water, soil, temperature, and nutrients that affect living organisms.
2.
FLASHCARD QUESTION
Front
How do earthworms benefit a garden ecosystem?
Back
Earthworms create tunnels in the soil, which improves aeration and drainage, and helps in the decomposition of organic matter, enriching the soil.
3.
FLASHCARD QUESTION
Front
What is competition in an ecosystem?
Back
Competition occurs when two or more organisms vie for the same resources, such as food, water, or space, which can limit their growth and survival.
4.
FLASHCARD QUESTION
Front
What is the relationship between predator and prey populations?
Back
Predator and prey populations are interdependent; as the prey population increases, the predator population may also increase due to more available food, and vice versa.
5.
FLASHCARD QUESTION
Front
What is an example of a biotic factor in an ecosystem?
Back
Biotic factors are the living components of an ecosystem, such as plants, animals, fungi, and bacteria.
6.
FLASHCARD QUESTION
Front
How does deforestation impact ecosystems?
Back
Deforestation can lead to habitat loss, decreased biodiversity, and changes in local climate and water cycles.
7.
FLASHCARD QUESTION
Front
What role do ferns play in an ecosystem?
Back
Ferns can provide ground cover, prevent soil erosion, and serve as habitat for various organisms.
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