Trevor A Chapter 3 Vocabulary

Question Answer
root that begins growth from the stem of a platnt or a leaf adventitious root
flowering plants that produce seed protected in a fruit or pod, such as apples or beans angiosperm
plant that completes its life cycle in one year or growing season annual
part of a flower that produces pollen anther
condition created by hormones in the apical meristem that prevents lateral buds from developing apical dominance
the primary growing point in the terminal bud apical meristem
plant that completes its life cycle in two years or growing seasons biennial
plants with wide, flat leaves broadleaf plant
plant structure that contains undeveloped leaves, stems, and or flowers buds
plant structures that cover and protect undeveloped parts bud scale
all of the sepals of a flower calyx
layer of cells where cell division and plant growth occur cambium
a flower with four parts: sepals, petals, stamens, and pistil complete flower
leaf composed of petiole and two or more leaf blades called leaflets compond leaf
epidermis cells with a waxy coating that prevents excessive water loss cuticle
woody perennial plant that loses its leaves in the fall deciduous
a class of flowering plants; oaks, cacti, roses, and soybeans are examples dicot
plant species with male and female flowers on different plants dioecious
protectieve layer of cells on the outside of leaves and other organs epidermis
plants that keep their leaves year round evergreen
root system consisting of numerous slender roots fibrous root system
stalk part of the stamen that holds the anther in a flower filament
reproductive organ of a plant flower
pair of cells that regylate the opening and closing of stomata guard cell
plants that have seeds not protected by fruit, such as pine cones gymnosperm
plants with tolerance for cold weather hardy
soft stems of some perennial plants that are killed by frost herbaceous
a flower that lacks a stamen or pistil imperfect flower
a flower that lacks any one of the four parts of a complete flower incomplete flower
buds located along the sides of stems where the leaves are attached lateral bud
large broad leaf blades leaf blade
two or more leaf blades leaflet
plant organs responsible for food production for the plant leaves
time required for a plant to grow from its beginning until it dies life cycle
tissue in the middle layer of a leaf that conducts photosynthesis mesophyll
plants that have both male and female flowers separately, such as corn monecious
a class of flowering plants includes lilies, grasses, corn, and palms monocot
plants with needles or scale-shaped leaves narrowleaf plant
the part of a flower that contains one or more ovules where eggs are produced and seeds develop; the ovary becomes a fruit- apples are ripened ovaries ovary
layer of cells below the upper epidermis in leaf palisade layer
plant with a life cycle of more than two years perennial
a flower that has both a stamen and a pistil, the two parts involved in fertilization perfect flower
leaf-like colorful parts of a flower petal
leaf stalk; connecting structure between leaf blade and plant stem. petiole
plant tissue that transports food made in the leaves to the remainder of the plant, including the roots and stem phloem
female part of the flower that contains the stigma, style, and ovary pistil
produced by the anther in the flower of a plant; contains male sex cells pollen
the major root of a plant; the first root developed by a seed to anchor the plant and absorb water and nutrients primary root
specialized cells on the tips of roots that protect them as they grow through the soil root cap
tiny root structures that increase the area for absorbing water root hair
small branches formed on primary roots secondary root
green, leaf-like structures that portect a flower until it opens sepal
leaf with a single blade and petiole simple leaf
loosely arranged layer of cells between the palisade layer and mesophyll in a leaf spongy layer
male reproductive parts of a flower made of filaments and anthers to produce pollen stamen
sticky part of a flower pistil where pollen is collected stigma
pores or openings in the leaf that allow the exchange of oxygen, carbon dioxide, and water vapor stomata
neck part of a flower pistil that connects the stigma and the ovary style
a root system with one thick, main root that grows straight down tap root system
large bud at the tip of a twig terminal bud
movement of water vapor through stomata and out of a plant transpiration
layer of cambium between the xylem and phloem vascular cambium
stems of some perennial plants that are not killed by frost and survive from on eyear to the next, with trees bieng an example woody
plant tissue that transports water and nutrients from the roots to the leaves xylem

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