Question

what is soil?* leftover crumbs from earths creating mixture of weathered rocks and biological activity where plants store leftover energy fertilizer

Explanation:

Soil is formed by the weathering of rocks over time and is influenced by biological activity such as the decomposition of organic matter by organisms. The other options are incorrect as soil is not just leftover crumbs from Earth - creating, not the place where plants store leftover energy, and not simply fertilizer.

Answer:

B. mixture of weathered rocks and biological activity