Which is not a characteristic of the zones of a deciduous forest?
a.
herb zone - short plants
b.
tree stratum zone - trees between 60-100 feet tall
c.
small tree and sapling zone - young and short trees
d.
ground zone - grasses

The ground zone containing grasses is not a characteristic of the zones of a deciduous forest. The correct option among all the options that are given in the question is option "d". There is definitely a ground zone in the deciduous forest, but it consists of mostly true mosses, club mosses and lichens. The soil of these forests are very fertile in nature.

The correct answer should be brand c.