Mycorrhiza Essays

INTRODUCTION Organisms require the interaction with other biotic and abiotic factors for a harmonious existence in this nature and is crucial to its existence as well as the functioning of the whole ecosystem (Elton 1968).Depending upon the strength, duration, direction of their effects and mechanism of the interaction,these interactions can be further classified and it spans from species interacting only once in their lifetime (e.g. pollination) to those which completes their entire life in another

Organisms require the interaction with other biotic and abiotic factors for a harmonious existence in this nature and is crucial to its existence as well as the functioning of the whole ecosystem (Elton 1968).Depending upon the strength, duration, direction of their effects and mechanism of the interaction,these interactions can be further classified and it spans from species interacting only once in their lifetime (e.g. pollination) to those which completes their entire life in another (e.g. endosymbiosis)

IMPACT OF FUNGI ON HUMANS Fungi are eukaryotic, sporulating, heterotrophic organisms which acquire nutrients through absorption. Their vegetative bodies are made up of thalli and reproduce both asexually and sexually, although in some the sexual stage is not known. Various classes exist; basidiomycetes, ascomycetes, deuteromycetes, zygomycetes and oomycetes. The impact of fungi on humans cannot be underestimated. They play vital roles in the ecosystem, including the wellbeing of man. These roles

The history, great rocks, flora and fauna, and awesome activities are what make Yosemite National Park such an amazing place. The unique geology of Yosemite was set in its place more than a five hundred million years ago. Its spectacular mountains, El Capitán and Half Dome, are two of the world 's most famous rock climbing spots. The plants and animals that dwell in the beautiful forest are each unique in different ways. There are many activities that are offered to visitors of Yosemite, providing