NC Biology EOC Review: Ecosystems

NC Biology EOC Review: Ecosystems

Assessment

Flashcard

Biology

10th Grade

Practice Problem

Hard

Created by

Wayground Content

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15 questions

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1.

FLASHCARD QUESTION

Front

What is Commensalism?

Back

A relationship between two organisms where one benefits and the other is neither helped nor harmed. Example: An egret looking for insects stirred up by the movement of a rhino.

2.

FLASHCARD QUESTION

Front

What is the carbon cycle?

Back

The process by which carbon is exchanged among the atmosphere, land, water, and living organisms. In a closed terrarium, all organisms must continue to exchange gases for the carbon cycle to continue.

3.

FLASHCARD QUESTION

Front

How do wolves benefit an ecosystem when reintroduced?

Back

They can eliminate weak animals from a prey population, thereby decreasing competition for natural resources.

4.

FLASHCARD QUESTION

Front

What happens when a nonnative species is introduced into a stable ecosystem?

Back

The native species will have to compete for resources with the nonnative species, leading to an unbalanced ecosystem.

5.

FLASHCARD QUESTION

Front

How much energy is left for a falcon if a rose receives 10,000 Joules of energy from the sun?

Back

10 Joules.

6.

FLASHCARD QUESTION

Front

Define Trophic Levels.

Back

The hierarchical levels in an ecosystem, comprising producers, primary consumers, secondary consumers, and tertiary consumers.

7.

FLASHCARD QUESTION

Front

What is the role of Decomposers in an ecosystem?

Back

Decomposers break down dead organic material, returning nutrients to the soil and helping to maintain the nutrient cycle.

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