dustiikorean dustiikorean

15-09-2022
Biology

contestada

What is the primary ingredient in the decomposition layer of the ecocolumn?
A. humus
B. mostly gaseous carbon dioxide
C. only rocks
D. mostly pebbles

Respuesta :

aidaestevez33 aidaestevez33

15-09-2022

Respuesta:
A (Humus).

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