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Food Webs + Energy Pyramids

Food Webs + Energy Pyramids

Assessment

Flashcard

Science

7th Grade

Practice Problem

Hard

NGSS
MS-LS2-3, MS-LS2-2, MS-LS2-1

+4

Standards-aligned

Created by

Wayground Content

FREE Resource

Student preview

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15 questions

Show all answers

1.

FLASHCARD QUESTION

Front

What is a producer in an ecosystem?

Back

A producer is an organism that can make its own food through photosynthesis or chemosynthesis, such as plants and algae.

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

2.

FLASHCARD QUESTION

Front

What happens to the food web if a primary consumer is removed?

Back

If a primary consumer is removed, the number of plants may increase because there are fewer organisms eating them.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

NGSS.MS-LS2-3

NGSS.MS-LS2-4

3.

FLASHCARD QUESTION

Front

What does a food pyramid represent?

Back

A food pyramid represents the relative amount of energy available at each trophic level in an ecosystem.

Tags

NGSS.MS-LS2-3

4.

FLASHCARD QUESTION

Front

What is a primary consumer?

Back

A primary consumer is an organism that eats producers; examples include herbivores like snails and rabbits.

Tags

NGSS.MS-LS2-2

5.

FLASHCARD QUESTION

Front

What is the first source of energy in a food pyramid?

Back

The first source of energy in a food pyramid is typically producers like algae, plankton, and seagrass.

6.

FLASHCARD QUESTION

Front

What is a trophic level?

Back

A trophic level is a position in a food chain or food web, defined by how many steps it is from the primary producers.

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-3

7.

FLASHCARD QUESTION

Front

What role do decomposers play in an ecosystem?

Back

Decomposers break down dead organisms and waste, returning nutrients to the soil and helping to recycle matter.

Tags

NGSS.MS-LS2-3

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