Ecology: Mutualism and Interactions Ch 15 BIOL 341

These flashcards cover key vocabulary related to mutualism and ecological interactions, helping students understand different types of species interactions and their implications.

Mutualism

Interactions between individuals of different species that benefit both partners.

Facultative mutualism

Mutualism where a species can live without its mutualistic partner.

Obligate mutualism

Mutualism where a species is dependent on a mutualistic relationship.

Mycorrhizae

A widespread and ancient mutualism involving fungi and plant roots.

(Improve water relation through more contact with moisture and providing extra area for water absorption).

Arbuscular Mycorrhizal Fungi (AMF)

produces arbuscules, hyphae, and vesicles

Ectomycorrhizae (ECM)

forms shell around roots-increase plant access to nutrients

Coral Mutualism

A relationship where coral provides shelter to zooxanthellae, which in return supply energy to the coral through photosynthesis.

Acacia ants

Ants that protect Acacia plants from herbivores in exchange for nectar and shelter.

Human-bird mutualism (Honeyguide)

A relationship where humans are guided by birds to locate bee nests, benefiting both parties.

Successful mutualists

Give and receive benefits

Unsuccessful mutualists

Give but do not receive

Non-mutualists

Neither give or receive benefit