The following points highlight the eight major importance of lichens. The importance are: 1. Early Colonisers 2. Food 3. Dyes 4. Perfumes 5. Medicines 6. Air Pollution 7. Fires 8. Damaging Buildings. Importance # 1. Early Colonisers: Lichens are early or pioneer colonisers of barren dry and naked rocks, cliffs, mountains and new terrains. During their growth lichens etch the [...]
The below mentioned article provides a paragraph on Mycorrhizae. The mutually beneficial or symbiotic association of a fungus with the root of a higher plant is known as mycorrhiza. Mycorrhizal roots often show a wooly covering of fungal hyphae. The shape is different from normal root— tuberous, nodulated, coralloid. Root cap and root hairs are absent. Mycorrhizal roots often remain [...]
In this article we will discuss about:- 1. Definition of Lichens 2. Structure of Lichens 3. Relationships 4. Reproduction. Definition of Lichens: Lichens are dual organisms or entities which contain a permanent association of a fungus or mycobiont and an alga or phycobiont. The fungal partner is usually an Ascomycota and sometimes, a basidiomycete. The algal partner is mostly a [...]