The heterotrophic kingdom which has most diversity w.r.t. habitat and morphology is

The heterotrophic kingdom which has most diversity w.r.t. habitat and morphology is fungi. Fungi are present almost everywhere. They are found on the moist bread, rotten wood. They can grow on hair, on wood or even cow dung. The fungi are mostly multicellular. They may have primary as well as secondary mycelium.