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Assessment
What essential role do earthworms play in soil health?
They help decompose organic matter.
They increase soil acidity.
They absorb excess water.
They prevent nutrient cycling.
How do earthworms contribute to soil structure?
By compacting the soil.
By creating burrows and channels.
By increasing soil temperature.
By adding chemical fertilizers.
Which ecosystem service is enhanced by the presence of earthworms in the soil?
Biological pest control.
Soil fertility and nutrient availability.
Pollination of plants.
Seed dispersal.
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