Question

Humus is composed of what?

Answer 1

Answer:

In addition to the plant material in leaf litter, humus is composed of decaying animals, such as insects, and other organisms, such as mushrooms. 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.

Answer 2

Answer:

Humus is composed of decaying animals, such as insects, and other organisms, such as mushrooms.

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