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Unit 5

Structure and Living Organisms Plants

TermDefinition
Angiosperm seed-producing plants that are flowering
Flowering in bloom
Petal each of the segments of the corolla of a flower, which are modified leaves and are typically colored.
Sepal each of the parts of the calyx of a flower, enclosing the petals and typically green and leaf like.
Stamen the male fertilizing organ of a flower, typically consisting of a pollen-containing anther and a filament.
Anther the male fertilizing organ of a flower, typically consisting of a pollen-containing anther and a filament.
Pistil the female organs of a flower, comprising the stigma, style, and ovary.
Ovary the hollow base of the carpel of a flower, containing one or more ovules.
Ovule the part of the ovary of seed plants that contains the female germ cell and after fertilization becomes the seed.
Pollination the transfer of pollen to a stigma, ovule, flower, or plant to allow fertilization.
Producers things that can make their own food
Matter anything that has mass and takes up space
Fungi any of a group of unicellular, multicellular, or syncytial spore-producing organisms feeding on organic matter
Bacteria a member of a large group of unicellular microorganisms that have cell walls but lack organelles and an organized nucleus
Dormancy the state of having normal physical functions suspended or slowed down for a period of time
Fertilization the action or process of fertilizing a plant
Germination the development of a plant from a seed or spore after a period of dormancy
Decomposers an organism, especially a soil bacterium, fungus, or invertebrate, that decomposes organic material
Consumers living organisms that get their food from producers or other consumers
Tropism negative tropism a biological phenomenon in response to an environmental stimulus
positive tropism a positive response to an environmental stimulus
negative tropism a negative response to an environmental stimulus
limiting factor A condition whose absence or excessive concentration, is incompatible with the needs or tolerance of a species or population and which may have a negative influence on their ability to thrive.
Biome a large naturally occurring community of flora and fauna occupying a major habitat.
abiotic factor A non-living chemical or physical factor in the environment
transportation the movement from one place to another over a certain distance
stomata the plural of stoma, which is any of the minute pores in the epidermis of the leaf or stem of a plant, forming a slit of variable width that allows movement of gases in and out of the intercellular
epidermis the outer layer of cells covering an organism, in particular
guard cells each of a pair of curved cells that surround a stoma, becoming larger or smaller according to the pressure within the cells.
crystallization a process that forms or causes crystals.
pedosphere That component of the biosphere comprising the soil and soil organisms.
soil fertility the ability of soil to provide plant nutrients.
pH a measurement of the acidity or baseness of a substance
particle size a notion that compares the sizes of solid, liquid, and gas particles
vector an organism, typically a biting insect or tick, that transmits a disease or parasite from one animal or plant to another
stewardship the occupation of managing and taking care of something, such as the environment
Created by: pettigv