Flashcards
Biota
Cards in this deck (5)
- 1How many living organisms are in a tsp of soil?Trillions
- 2What is the most important macrofauna?Earthworms. They help aerate the soil and their casts add OM.
- 3What are mycorrhizae?They are fungi that form symbiotic relationships with plants. They help bring water and nutrients to plants and in return they get sugars (carbon).
- 4What are actinomycetes?Bacteria that aid in decomposition. They can form either parasitic or symbiotic relationships with plants. Necessary for composting.
- 5Microbes are...Microorganisms that take part in decomposition and nutrient uptake and cycling.