plant vocabulary
DESCRIPTION
Plant Vocabulary. Controlled Experiments. An experiment in which variables are controlled so that effects of changing one at a time can be observed. Variable . A component of an experiment that can change. Hypothesis. A prediction about how something works or how two variables are related. - PowerPoint PPT PresentationTRANSCRIPT
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PLANT VOCABULARY
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Controlled ExperimentsAn experiment in which variables are controlled so that effects of changing one at a time can be observed
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Variable A component of an experiment that can change
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HypothesisA prediction about how something works or how two variables are related.
If we double the amount of fertilizer, then
our experimental
plants will also double in height.
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DataInformation, such as that gathered during an experiment
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ClassifyTo group things together because they share one or more properties.
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AnalyzeTo study something by breaking it down into simpler parts.
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ConclusionA decision that is based on observations or on a study of data.
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Root HairsThin and hair like stubs that take in water and minerals from the soil. They are attached to the root
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PistilThe female reproductive structure of the flower
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StigmaSticky part of the pistil which attracts pollen
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StyleThe slender middle portion of the pistil.
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OvaryThe base of the pistil, which is the female reproductive structure of a flower.
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StamenThe male reproductive structure of a flower.
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FilamentThe stalk-like section of the stamen
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AntherThe tip of the stamen. The part that produces pollen.
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Petal A leaf-like outer part of a flower; usually brightly colored.
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NectarA sweet liquid produced by flowers. Its aroma attracts insects and birds.
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Cross PollinationThe process by which pollen is transferred from the anther of one flower to the female stigma on another flower.
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WickA long string through which a liquid is drawn to the top of a candle or other object.
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GerminationProcess by which plants emerge from their seeds and begin growth.
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TropismThe response of a plant growing toward a light or other external stimulus.
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CellA microscopic structure that is the basic unit of plants and animal life.
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VacuoleA storage sac in a plant or animal cell.
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NucleusThe central part of a cell. It contains the material that controls how an organism grows and reproduces.