Question

explain the difference between arbuscular fungi vs ectomycorrhizal

Answer 1

Arbuscular fungi	Ectomycorrhizal fungi
Phylum Glomeromycota	Phyla Basidiomycota and Ascomycota
Appeared first in history of land plant	This appeared in the era of seed plant diversification
Obligate mutualistic symbionts	Facultative mutualistic symbionts
Depend completely on carbon supply from host plants	Not dependent completely for carbon on host and can obtain it from soil by decomposing dead organic matter
It is found abundantly in root systems of herbaceous plants	Found in Pinaceae, Betulaceae, Fagaceae
It form appressoria with root and initiate the internal colonization phase.	Hyphae when touch root increase their diameter and switch from apical growth to precocious branching.