Energy Flow in Ecosystems

Energy Flow in Ecosystems

Assessment

Flashcard

Biology, Science

9th Grade

Practice Problem

Hard

Created by

Wayground Content

FREE Resource

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15 questions

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1.

FLASHCARD QUESTION

Front

What is a primary consumer?

Back

A primary consumer is an organism that eats producers (plants) in an ecosystem. For example, a rabbit is a primary consumer because it feeds on grass.

2.

FLASHCARD QUESTION

Front

What is a secondary consumer?

Back

A secondary consumer is an organism that eats primary consumers. For example, a snake that eats a rabbit is a secondary consumer.

3.

FLASHCARD QUESTION

Front

Define a keystone species.

Back

A keystone species is a species that has a disproportionately large effect on its environment relative to its abundance. If removed, it can cause significant changes in the ecosystem.

4.

FLASHCARD QUESTION

Front

What happens when a population nears its carrying capacity?

Back

When a population nears its carrying capacity, resources become limited, leading to a slowdown in population growth, where the birth rate and death rate become equal.

5.

FLASHCARD QUESTION

Front

How many organisms can feed on a single producer in a food web?

Back

The number of organisms that can feed on a single producer varies; in some cases, multiple organisms can depend on one producer for energy.

6.

FLASHCARD QUESTION

Front

What is a food web?

Back

A food web is a complex network of feeding relationships among organisms in an ecosystem, showing how energy and nutrients flow through the system.

7.

FLASHCARD QUESTION

Front

What is the role of producers in an ecosystem?

Back

Producers, such as plants, convert sunlight into energy through photosynthesis, forming the base of the food web.

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