Question

what are the functions of aerial roots?

Answer 1

There are different kinds of aerial roots with different functions. This Wikipedia article might help: http://en.wikipedia.org/wiki/Aerial_roots

Answer 2

They are roots above the ground, mostly use to support the plant
but yea, you should google it

Answer 3

Aerial roots are adventitious roots formed on above-ground structures such as stems. Aerial roots serve different functions in different species. In some species, such as the banyan tree (Ficus benghalensis) and red mangrove (Rhizophora mangle), the aerial roots are called prop roots since they support the plant. The aerial roots of ivy (Hedera helix), ball moss (Tillandsia recurvata), and Spanish moss (Tillandsia usneoides) cling to the surface of an object providing support for the stem. The aerial roots of the vanilla orchid (Vanilla planifolia) and Philodendron are photosynthetic.

Answer 4

main function of aerial roots is to absorb oxygen and these root are only found in that region where soil is not having sufficient amount of oxygen