microorganisms + nutrient cycles Flashcards
1
Q
role of microorganisms
A
- break down large organic compounds to small inorganic compounds which can be absorbed by producers
2
Q
what is a saprobiont?
A
a type of decomposer which digests their food by saprobiontic nutrition
3
Q
what is saprobiontic nutrition
A
the digestion of dead organic matter by extracellular enzymes
4
Q
what is mycorrhizae?
what is the benefit to plants?
what is the benefit to the fungi?
A
fungi which grow in a symbiotic relationship with plant roots
- plants gain an increased surface area for the absorption of ions and water
- fungi gain organic compounds
