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Plant Processes
Vocabulary words
18
Science
Not Applicable
11/01/2004

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Term
sepal
Definition
leaf-like structures that cover and protect an immature flower
Term
stigma
Definition
the flower part that is located at the tip of the pistil
Term
ovary
Definition
the rounded base of the pistil
Term
spermcell
Definition
a cell produced by a male
Term
ovule
Definition
forms the egg that develops the seed
Term
pollen
Definition
the dust like particles that carry the male gametophyte of seed plants
Term
style
Definition
the long slender part of the pistil
Term
anther
Definition
what each stamen is topped by
Term
phototropism
Definition
a change in the growth of a plant in response to light
Term
gravitropism
Definition
a change in the growth of plant in response to gravity
Term
cellular respiration
Definition
the process of producing ATP in the cell from oxygen and glucose, releases carbon dioxide and water
Term
evergreen
Definition
describes trees that keep their leaves all year long
Term
stomata
Definition
openings in the epidermis and cuticle of a leaf that allows CO2 to enter the leaf
Term
tropism
Definition
a change in the growth of a plant in response to a stimulus
Term
chlorophyll
Definition
a green pigment in chloroplasts that absorbs light energy for photosynthesis
Term
deciduous
Definition
describes trees with leaves that change color in autumn and fall off in winter
Term
transpiration
Definition
the loss of water from plant leaves through openings called stomata
Term
dormant
Definition
describes the inactive state of a seed
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