Question

When pieces of soil are eaten and digested by worms they come out with a higher mineral content. These are known as___________.

A. aquifers
B. silt
C. castings
D. aerates

Answer 1

C.) castings

Step-by-step explanation:

Worm castings are a biologically active mixture of bacteria, enzymes, plant materials and animal dung leftovers, as well as earthworm cocoons. When worms digest food or other materials, complex nutrients are broken down into more accessible forms than those present in the castings. I hope this helps! ^-^