Question

What is Mycorrhiza? What are their two types?

Answer 1

MYCORRHIZA →
The symbiotic association of fungus with roots of higher plants .
They are of 2 types 
1) Endomycorrhiza ⇔ When the fungi grow within the root surface.
2) Ectomycorrhiza ⇔ When the fungi grows around the root surface. 

Answer 2

mycorrhiza are the symbiotic relationships found between the plants roots and fungus/fungi.
types are::

-endomycorhiza: these are the forms of mycorrhiza in these the hyphae of the fungi penetrates into the root cells.