Question

why the lichens called dual organisms?

Answer 1

Hey

Lichens is called dual organisms because it has both algae and fungi their feeding is know as symbiotic nutrition ok they are dependent on each other for feeding

Thanks

Answer 2

Lichens refers to both algae and fungus

Fungal component is associated symbiotically to algal component which comprises Lichen

Hence,Lichens are generally referred as Dual organisms