Mots Croisés Ecological Interactions VocabVersion en ligne Vocab for symbiosis and Population Growth par Tonya Hughes 1 A variable that affects a population regardless of the number of organisms present in a given area 2 A variable affected by the number of organisms present in a given area 3 a graph showing the number or proportion of individuals surviving to each age for a given species or group. 4 5 a species on which other species in an ecosystem largely depend, such that if it were removed the ecosystem would change drastically. 6 7 8 an interaction between organisms or species in which both the organisms or species are harmed. Limited supply of at least one resource used by both can be a factor. 9 10 11 A relationship between two species in which both species benefit. 12 13 2 4 8 12 7 5 11 1 13 10 6 9
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