The effect of soil organic matter on the amount of water available to plants is due to organic matter influence on total soil porosity as well as to the water-supplying power of the soil organic matter. True / False.

The answer is true.

Explanation:

It was discovered that a silt loam soil with 6% organic matter will hold more than twice water of a the one with 2% organic matter.

This means that, the more the organic matter in the soil, the more the ability of the soil to hold water for the usefulness of the plants.