Which of the following are important in breaking down organic material in fertile topsoil?

Question

Quizplus · Accepted Answer

Bacteria and fungi are key in breaking down organic material in topsoil, by breaking down the material into the component nutrients that plants need to grow. Rock particles can help with soil structure but not in breaking down organic material. Humus and cations can help retain and transport nutrients in topsoil, but they do not directly break down organic material. Plant roots can contribute to soil structure and nutrient uptake but do not break down organic material on their own.

Which of the Following Are Important in Breaking Down Organic