Fungi are not classified with the plants because

they are heterotrophic.

they have a cell wall.

they lack tissues.

a and c

Because they are heterotrophic

A and C

Fungi are classified as heterotrophs like animals.

Because they absorb their food instead of making it.

They lack many of the important structures, like the roots, stems and leaves. Their cell wall contains chitin not cellulose and they absorb their food.

They lack tissue differentiation and cell walls of chitin.