Ecosystem Unit Review for TEST

 Which of the following food chains would you find in an African Savanna like the one 

      in the picture?

• Seaweed → Trout → Bears

• Grass → Zebra → Hyena

• Cactus → Iguana → Fox

Answer explanation

The correct choice is Grass → Zebra → Hyena because these are the food chains commonly found in an African Savanna ecosystem.

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Which of these organisms is best suited for the terrarium?

Circle All that apply

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Butterflies, birds, bats and bees are all pollinators. Why is their job so important?

• Pollinators are essential to the food chain because they help animals reproduce.

• Pollinators are essential to the food chain because they help plants reproduce.

Answer explanation

Pollinators are essential to the food chain because they help plants reproduce.

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What would happen if pollinators were taken out of the food chain?

• There would be more flowers.

• There would be less flowers.

• There would be no change.

• There would be more bears.

Answer explanation

If pollinators were taken out of the food chain, there would be less flowers because pollinators play a crucial role in pollination, which is essential for flower reproduction.

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A group of foxes that feed on small rodents migrated to this ecosystem. What would happen to the animals in this ecosystem?

The ________ population would decrease.

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A group of foxes that feed on small rodents migrated to this ecosystem. What would happen to the animals in this ecosystem?

The ________ population would increase.

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Write an example of a producer:

These are all examples of producers or consumers:

grass

sunflower

trees

waterlily

cactus

• Consumers

• Producers

Answer explanation

The correct choice is 'Producers' because grass, sunflower, trees, waterlily, and cactus are all examples of producers in an ecosystem.

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Circle the producers

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 After a severe dry season, the landscape around Nora and Aiden's community was drastically altered. Buildings were destroyed, trees uprooted, and the ground was left barren.   What disaster could have caused this devastation?

• earthquakes

• wildfire

• droughts

• hurricanes

Answer explanation

The correct disaster that could have caused this devastation is a wildfire, as wildfires can significantly change the earth's landscape.