Biotic Interaction
Environment · जैविक अंतःक्रिया · 15 facts
Mutualism is interaction where both species benefit
Parasitism is one organism lives on another causing harm
Commensalism benefits one species without affecting other
Predation is one organism hunting and eating another
Competition occurs when species compete for same resources
Symbiosis is close prolonged association between organisms
Lichen is mutualism between algae and fungus
Mycorrhiza is mutualism between fungi and plant roots
Amensalism is one species harmed while other is unaffected
Keystone species have disproportionate effect on ecosystem
Pollination by bees is example of mutualism
Epiphytes grow on trees without harming them commensalism
Brood parasitism occurs when cuckoo lays eggs in other birds nests making host raise its young
Interspecific competition between different species is called allopatric while intraspecific is within same species
Nitrogen fixation by Rhizobium bacteria in legume roots is classic mutualism benefiting both plant and bacteria