There are dozens of varieties of prairie grasses that vary in size, color and growing conditions. You can see one list at the related link.
a variety of grasses like prairie grass.
grasses
photosynthesis
native grasses
the second one
spread their seeds or reproduce
Dicks.
A prairie is rolling inland or grassland with fertile soil. It is west of the Mississippi River. It gradually is rising in elevation.
The bison is a herbivore, grazing on the prairie grasses.
grassland or grasses or bush
Large, relatively arid prairie-like ranges covered in grasses.
A prairie usually receives more rain than a desert and is able to support much more vegetation, such as grasses.