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Soil forms as ______ is broken down by weathering.

Group of answer choices

water

rock

humus

magma

1 Answer

2 votes

Answer:

Humus

Step-by-step explanation:

Humus is dark, organic material that forms in soil when plant and animal matter decays. When plants drop leaves, twigs, and other material to the ground, it piles up. This material is called leaf litter. When animals die, their remains add to the litter. Over time, all this litter decomposes

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