Question

15.2

_______ 9. Which organisms typically create the large spaces in soil needed for air and water fl ow?
A. Insects C. Bacteria
B. Animals D. Plants

Answer 1

Pretty sure it’s either a or c

Answer 2

Humus is what creates these spaces in soil.
Humus is made up of decaying animals and plants, and since bacteria causes decomposition, I think it’s C. Hope you get it right ;)