Question

O horizon of the soil profile contains____​

Answer 1

Answer:

The O horizon is the upper layer of the topsoil which is mainly composed of organic materials such as dried leaves, grasses, dead leaves, small rocks, twigs, surface organisms, fallen trees, and other decomposed organic matter.

Explanation:

Answer 2

-`,✎ ꒰Answer:-  ꒱

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╰─➤ O horizons or layers: Layers

dominated by organic material,

consisting of undecomposed

or partially decomposed litter,

such as leaves, needles, twigs,

moss, and lichens, which has

accumulated on the surface;

they may be on top of either

mineral or organic soils.

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꒰ ⚘ ꒱ Hope it helps !! :3