1. Worms, _________, and fungi are decomposers that break down dead organisms.

2. A tundra is a treeless biome where the ground is _________ all year long.

3. Water and _______ are abiotic factors in an environment.

4. A community is all of the _____________ in an ecosystem.

5. A population is all the members of a ____________ that live in an ecosystem.

6. A grassland has some, but not much, _____________.

7. Energy passes from one ____________ to another in a food chain.

8. __________ things in an ecosystem are called biotic factors.

9. Organisms who _________ make their own food are called consumers.

10. Plants, algae, and other organisms that use _______ from the Sun to make food are producers.

Use the words from the word box to complete the sentences.

Mr. Trepanier will point to 6 vocabulary words.Speak the word and do the correct body motion.

Science Practice Test Chapter 3: Exploring Ecosystems

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Class: _________A / B Name: _________/_______________#______ Date: _____________ Korean English

60

PART A - Fill In The Blanks / 10 points

bacteria rainfall populations energy

species rocks organism frozencannot living

PART B - Body Motions / 6 points

1. _____________ are consumers that eat omnivores and _______________.A CarnivoresB OmnivoresC DecomposersD Producers

2. What is an example of how energy would flow through a food chain?A grass —> owl —> mouseB tiger —> vulture —> mouseC plants —> mouse —> owlD small fish —> big fish —> mushrooms

3. Omnivores are ___________ that eat producers and consumers.A producersB consumersC decomposersD carnivores

4. What is NOT true?A Deserts have very little rainfall.B Korea is in a Deciduous Forest biome.C The Tundra is the largest biome in the world.D The Tropical Rain Forest has 3 parts: the understory, canopy, and floor.

5. An ecosystem is an interacting __________ of _________ and abiotic factors.A communityB biomeC populationD biosphere

6. ___________ is the struggle between organisms for food, water, and other needs.A The EcosystemB A BiomeC CompetitionD A Food Chain

Circle the letter AND write the letter in the box for each answer.

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❶Answer: Answer:

A decomposersB herbivoresC carnivoresD producers

PART C - Multiple Choice / 8 points

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Answer:

Answer:

Answer:

Answer:

Answer:

A plantsB animalsC soilD biotic

Answer:

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1) ____ Grasslands2) ____ Deciduous Forest3) ____ Tundra 4) ____ Tropical Rain Forest5) ____ Taiga6) ____ Desert

(A) Fir and spruce trees grow almost everywhere.(B) Includes the canopy, understory, and floor.(C) Many animals hibernate for the winter.(D) Includes prairies and savannahs.(E) Trees lose their leaves every year.(F) Has very little rainfall.

Write the letter that correctly matches the biome with its fact.

Label the diagram. (1 point for correct word, ½ point for correct spelling)

PART E - Labeling the Diagram / 9 points

PART D - Matching Biomes & Facts / 6 points

PART G - Food Web / 6 points

ProducersConsumers

DecomposersHerbivores Carnivores Omnivores

apple tree vulture pig flower deer chicken snake bacteria fungi zebra worm tiger raccoon giraffe plant

Use the words from the word box to complete the chart.

Use the organisms provided and complete the food web.

rabbitsnakeleaveshawkgrassmouse

FOOD WEB

BONUS! / 4 pointsHmmmmm… I wonder what this question will be?

1. ________________________________ 2. __________________________________

3. ________________________________ 4. __________________________________

PART F - Sorting Organisms / 15 points