Karteikarten
Mycorrhizae
Karten in diesem Stapel (11)
- 1What is mycorrhizae?Mutualistic relationship between a fungus and a plant
- 2What does mycorrhizae mean?Root fungus
- 3What is an example of a mycorrhizal relationship?Silver birch tree and fly agaric fungi
- 4What is the hyphae?The (often microscopic) network of threads
This is the main part of the fungus - 5What is the fungal mycelium?The main part of the fungi
- 6How do the tree and fungi combine?The hyphae in mycorrhizae grow around the tree roots and sometimes penetrate the roots
- 7What does the hyphae get?Minerals and water that are passed into the root's xylem
- 8What does this do for the tree?Greatly increases the surface area of the root system
- 9What does the fungus get in return?A source of sucrose
- 10What is another benefit for the tree?A source of nitrates for growth
- 11Where do these nitrates come from?Fungi are saprobionts hence carry out ammonification, increasing the ammonia and hence nitrate content of the soil around the tree
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- Biology A Level (Nutrient Cycles) Karteikarten am Mycorrhizae, erstellt von Alice Hathaway am 11/11/2017.
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- Alice Hathaway
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