Exam 1 review - What is the step by step process that...

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What is the step by step process that refers to more-or-less predictable and orderly changes in the composition or structure of an ecological community? What is the timing of life history stages (leaves, buds, flowers and fruit)? Phenology What type of range is limited by various ecological factors, very large to very small, and changing on geological time scales? Natural range What are limits called that involve elevation belts? They also are lower in north ends of ranges then in south. Altitudinal What is the first identification “filter” as you walk up to a tree? Bark Angiosperms General Structures of flowers: (4) sepals, petals, stamens, pistil Types of flowers: perfect, imperfect All 4 parts- complete Missing 1 of parts- incomplete Missing pistil or stamen- imperfect Symmetrical in all planes- regular 3 mechanisms of pollination- wind, insects, birds Arrangement of multiple flowers:
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inflorescence What is it called when the terminal flower matures 1 st ? determinate What is it called when the outer flowers matures 1 st ? indeterminate The fruit in an angiosperm is known as a ripened __ovary____________ and the seed is known as a ripened _______ovule_________. The classification of angiosperms is based on __ovary______________ structure and form of mature ___fruit__________. Dry, indehiscent; Dry, dehiscent; and fleshy fruits are all known as _simple fruits_________________. Aggregate and multiple fruits are known as ____compound________________. DRY INDEHISCENT FRUITS A small, one-celled, one-seeded, unwinged but often plumose fruit: Achene A winged achene-like fruit: Samara Usually one-celled, one seeded fruit with a bony, woody, leathery, or papery wall, and usually partially or wholly encased in an involucre, or husk: Nut DRY DEHISCENT FRUITS The product of a simple pistil splitting along two lines of suture: Legume The product of a simple pistil splitting along a single line of suture: Follicle The product of a compound pistil splitting along two or more sutures: Capsule
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FLESHY FRUITS The product of a compound pistil, the outer ovary wall fleshy, the inner wall papery of cartilaginous, and encasing numerous seeds. The enlarged receptacle without, constitutes most of the fruits.
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This note was uploaded on 03/18/2009 for the course SUR 5000 taught by Professor Kiker during the Spring '09 term at University of Florida.

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Exam 1 review - What is the step by step process that...

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