Calcium is a substance found in vitamins that people take to help strengthen their bones and teeth.
Which plant has been used for a similar purpose?
ferns
horsetails
liverworts
club mosses

mostly ferns

Explanation:

fern

Explanation:

1. loamy sand is about 80% sand with 10% clay and defined mostly by sand particles with some clay to provide structure and fertility. the sand particles are easily visible and the soil holds structure but breaks apart easily.

2. scott sand can improve his soil quality by incorporating more silt and organic matter into the soil. peat moss and organic matter can also be incorporated.