Food Chains and Food Webs Concepts

Food Chains and Food Webs Concepts

Assessment

Flashcard

Science

9th Grade

Hard

NGSS
MS-LS2-3, MS-LS1-6, MS-LS2-2

+1

Standards-aligned

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15 questions

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1.

FLASHCARD QUESTION

Front

What is a food chain?

Back

A food chain is a linear sequence that shows how energy and nutrients flow from one organism to another in an ecosystem, typically starting with a producer and ending with a top predator.

Tags

NGSS.MS-LS2-3

2.

FLASHCARD QUESTION

Front

What is a food web?

Back

A food web is a complex network of interconnected food chains that illustrates how different organisms in an ecosystem are related through feeding relationships.

Tags

NGSS.MS-LS2-3

3.

FLASHCARD QUESTION

Front

What role do producers play in a food chain?

Back

Producers, such as plants and phytoplankton, create their own food through photosynthesis and form the base of the food chain.

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

4.

FLASHCARD QUESTION

Front

What are consumers in a food chain?

Back

Consumers are organisms that eat other organisms for energy. They can be primary (herbivores), secondary (carnivores), or tertiary (top predators).

Tags

NGSS.MS-LS2-3

5.

FLASHCARD QUESTION

Front

What is the role of decomposers in an ecosystem?

Back

Decomposers, like fungi and bacteria, break down dead organic matter, returning nutrients to the soil and completing the nutrient cycle.

Tags

NGSS.MS-LS2-3

6.

FLASHCARD QUESTION

Front

How does energy transfer occur in a food chain?

Back

Energy transfer in a food chain occurs when one organism eats another, with only about 10% of the energy being passed on to the next level.

Tags

NGSS.MS-LS2-3

7.

FLASHCARD QUESTION

Front

What happens to a food web if a key species is removed?

Back

Removing a key species can disrupt the balance of the food web, leading to population declines or increases in other species and potentially causing ecosystem collapse.

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-3

NGSS.MS-LS2-4

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