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Assessment
What is the primary role of earthworms in the ecosystem?
They are primary producers.
They are decomposers.
They are predators.
They are herbivores.
How do earthworms contribute to soil health?
By producing toxins that kill harmful bacteria.
By aerating the soil and enhancing nutrient cycling.
By competing with plants for nutrients.
By increasing soil acidity.
Which of the following materials do earthworms primarily consume?
Fresh plant leaves.
Plastic waste.
Decomposing organic matter.
Living insects.
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