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Unit 2a Lesson 3 TEST: Role of Decomposers

Authored by Jon Hughes

Science

5th Grade

NGSS covered

Used 30+ times

Unit 2a Lesson 3 TEST: Role of Decomposers
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16 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How do decomposers help plants?

They help with photosynthesis.

They enrich the soil.

They provide oxygen.

They hold water.

Tags

NGSS.MS-LS2-3

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

_________ can sprout from the soil like plants, but cannot make its own food.

Fungus or Fungi

Roots

Flowers

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Energy and other materials from dead organisms are recycled back into the soil by

_____.

producers

herbivores

omnivores

decomposers

Tags

NGSS.MS-LS2-3

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Organisms, such as fungi and (1)__________, that break down dead organisms

and return them as nutrients to the soil, are known as (2)__________.

(1) bacteria

(2) decomposers

(1) decomposers

(2) bacteria

Tags

NGSS.MS-LS2-3

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

People can help nature recycle plant material by composting. People use compost in their gardens. How does placing compost in your garden improve the natural

environment?

It makes the soil harder.

It makes the soil unusable.

It helps keep insects away.

It makes the soil rich in nutrients.

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-1

NGSS.MS-LS2-4

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Fill in the blanks using the available answer choices.

_________ break down decaying material in an ecosystem.

Producers

Decomposers

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The job of decomposers is to break down dead plants and animals into useful

substances. This job is their _________.

adaptation

skill

niche

habitat

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