is often used to improve soils as it is
really good at absorbing and holding water.

Explanation:

According to CK12 - Foundation, Peat moss is commonly used by gardeners to improve soils, since it is really good at absorbing and holding water (Figure below). Depending on the location, ferns have several different uses worldwide. Ferns are found in many gardens as ornaments, and are used as indoor plants.

Hope this helps! <3

a motor homunculus represents a map of brain areas dedicated to motor processing for different anatomical divisions of the body.

homunculus represents the importance of various parts of your body as seen by your brain. as a result, they take up a lot of brain space. although the cortical homunculus is a curiosity, penfield's work in mapping the brain's relationship to the body was invaluable.

the man is bald so he has no hair to get wet