In most cases, the primary producers are photosynthetic, and convert sunlight energy into a biochemical form called food.
(the primary producers; are; photosynthetic; L:In most cases) (the primary producers; convert; sunlight energy; into a biochemical form; L:In most cases) (a biochemical form; called; food)
the primary producers the primary producers a biochemical form
are convert called
photosynthetic L:In most cases
sunlight energy into a biochemical form L:In most cases
food