The sum total of a population's use of the biotic and abiotic resources of its habitat defines its O niche O evolution O range O symbiosis
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Community All the populations (plants, animals, and other species) living and interacting in area Niche Biosphere A portion of the biosphere characterized by a distinct climate and particular assemblage of plants and animals adapted to it 10. A single member of population 11. A specific portion of a biome consisting of living biotic and nonliving abiotic environmental components that interact 12. The process by which organisms actively select habitats in which to live
Shyam P.
13. The area where an organism lives and gets its resources is described as its a) niche b) ecosystem c) habitat d) community. 14. ______ is present when two species adapt in response to environmental (selective) pressure imposed by the other. a) coevolution b) natural selection c) resource evolution d) adaptive evolution. 15. In nature, ______ lead(s) to small populations in which genetic drift drastically affects gene pool frequencies. a) founder effect b) bottleneck effect c) both (a) and (b) d) no situation. 16. ______ are defined as a group of interbreeding subpopulations that share a gene pool and that are isolated reproductively from other species. a) populations b) communities c) superorganisms d) species e) subspecies.
Madhur L.
A species' ____ is the totality of its adaptations, its use of resources, and its lifestyle. (a) habitat (b) ecotone (c) ecological niche (d) competitive exclusion (e) coevolution
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