Ecosystems and Biodiversity Flashcard

Ecosystems and Biodiversity Flashcard

Assessment

Flashcard

Science

8th Grade

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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