PLANT VOCABULARY

Controlled ExperimentsAn 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

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.

DataInformation, such as that gathered during an experiment

ClassifyTo group things together because they share one or more properties.

AnalyzeTo study something by breaking it down into simpler parts.

ConclusionA decision that is based on observations or on a study of data.

Root HairsThin and hair like stubs that take in water and minerals from the soil. They are attached to the root

PistilThe female reproductive structure of the flower

StigmaSticky part of the pistil which attracts pollen

StyleThe slender middle portion of the pistil.

OvaryThe base of the pistil, which is the female reproductive structure of a flower.

StamenThe male reproductive structure of a flower.

FilamentThe stalk-like section of the stamen

AntherThe tip of the stamen. The part that produces pollen.

Petal A leaf-like outer part of a flower; usually brightly colored.

NectarA sweet liquid produced by flowers. Its aroma attracts insects and birds.

Cross PollinationThe process by which pollen is transferred from the anther of one flower to the female stigma on another flower.

WickA long string through which a liquid is drawn to the top of a candle or other object.

GerminationProcess by which plants emerge from their seeds and begin growth.

TropismThe response of a plant growing toward a light or other external stimulus.

CellA microscopic structure that is the basic unit of plants and animal life.

VacuoleA storage sac in a plant or animal cell.

NucleusThe central part of a cell. It contains the material that controls how an organism grows and reproduces.