Chapter 5: Ecology & Evolution 0.0 / 5 ? BiologyEntire chapterInternational BaccalaureateNone Created by: i3lenaCreated on: 11-03-15 10:07 Angiospermophytes Flowering plants with roots, leaves and woody stems. 1 of 24 Platyhelminths TAPEWORMS: Bilaterally symmetric; flat bodies; unsegmented; mouth but no anus. 2 of 24 Annelida LEECHES: Bilaterally symmetric; bristles often present; segmented; mouth and anus. 3 of 24 Ecosystem Community and its abiotic environment. 4 of 24 Species A group of organisms with similar characgteristics 5 of 24 Heterotrophs Consumers that cannot synthesize their own organic molecules. 6 of 24 Trophic levels An organism's position in the food chain. 7 of 24 Classification Kingdom, Phyla, Class, Order, Family, Genus, Species 8 of 24 Porifera SPONGES: No clear symmetry; attached to a surface; pores throughout body; no mouth or anus. 9 of 24 Plant classificaiton BUTTERCUP: Plantae, Angiorpermophyta, Dicotyledoneae, Ranales, Ranunculacae, Ranunculus, acris. 10 of 24 Animal classificaiton HUMAN: Animalia, Chordata, Mammalia, Primates, Hominidae, Homo, sapiens. 11 of 24 Ecology The study of relationships in ecosystems- both between organisms, and between organisms and their environment. 12 of 24 Autotrophs Organisms that can synthesize their own organic molecules 13 of 24 Mollusca SNAIL: muscular, shell usually present, segmentation not visible, mouth and anus. 14 of 24 Genus A group of similar species. 15 of 24 Coniferophyta PINES: Roots, narrow leaves with a waxy cuticle, woody stems, seeds in cones. 16 of 24 Biotic factors Living organisms in a community 17 of 24 Arthopoda SPIDERS: Bilaterally symmetrical; exoskeleton; segmented; jointed appendages. 18 of 24 Changes in the size of a population Immigration, emigration, natality, mortality. 19 of 24 Abiotic factors Non-living surroundings of a community: wind, water, stones, sand. 20 of 24 Filicinophyta FERNS: Roots; leaves, shoots; non-woody stems; spores produced in sporangia. 21 of 24 Cnidaria JELLYFISH: Radially symmetric; tentacles; stinging cells; mouth but no anus. 22 of 24 Bryophytes MOSSES: No roots, hair-like structures called rhizoids, spores in capsules. 23 of 24 Habitat The environment in which a species normally lives or the location of a living organism. 24 of 24
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