WITH ANSWERS GRADED A+
✔✔aggregate fruits - ✔✔a type of fruit formed from one flower that has multiple pistils
✔✔aggregate fruits - ✔✔blackberries, raspberries, and strawberries are what type of
fruit?
✔✔multiple fruits - ✔✔a type of fruit formed from several flowers that grow together on a
central fleshy, stemlike structure
✔✔multiple fruit - ✔✔figs and pineapples are what type of fruit?
✔✔scatter seeds - ✔✔what is the primary function of fruit?
✔✔agent dispersal - ✔✔a type of seed dispersal in which an outside agent carries the
seeds (man, animals, wind, and water)
✔✔mechanical dispersal - ✔✔a type of seed dispersal in which the seeds are scattered
by the bursting open of the ripe fruit and catapulting the seeds to a new location
✔✔embryo plant - ✔✔the young plant (called a germ in wheat), consists of a plumule,
radicle, and 1 or 2 cotyledons
✔✔endosperm - ✔✔provides nutrition to the growing embryo
✔✔seed coat - ✔✔the protective covering of a seed
✔✔plumule - ✔✔the tiny shoot that will develop into the stem and leaves of a plant
✔✔radicle - ✔✔the part of the seed embryo that will develop into the root system of the
plant
✔✔cotyledons - ✔✔contain stored food that the embryo will use to supply the energy for
sprouting
✔✔germination - ✔✔the sprouting of a seed
✔✔germination - ✔✔an adequate supply of moisture (water), and adequate supply of
oxygen, and favorable temperature, proper soil conditions, and sufficient sunlight are
needed for what?
✔✔water - ✔✔main element required for germination to take place
, ✔✔terminal bud - ✔✔the large bud at the end of the twig that allows the stem to grow in
length
✔✔lateral bud - ✔✔the bud located along the sides of the twig that allows the twig or
branch to grow in a spreading manner
✔✔bud scales - ✔✔protects the bud in the winter from frost injury and from drying out.
✔✔node - ✔✔the area in which leaves are growing or have grown
✔✔internode - ✔✔the spaces along the twig between the node
✔✔lenticels - ✔✔the openings in the bark the allow air to enter the stem
✔✔primary growth - ✔✔the growth of a stem that grows in length at the tips of their
branches
✔✔spirelike branching - ✔✔branching from a main vertical stem that grows tall and
straight with branches coming from a large central shaft
✔✔spreading branching - ✔✔branching from strong lateral buds that develop several
main branches, usually rather close to the ground.
✔✔xylem - ✔✔another name for wood
✔✔vascular cambium - ✔✔layer of meristematic tissue that produces new bark and new
xylem
✔✔bark - ✔✔the outer section of a woody stem
✔✔wood - ✔✔the strong resilient inner section of a woody stem
✔✔tracheids - ✔✔long, narrow, rod-shaped cells that often have tapered ends
✔✔pith - ✔✔center of a woody stem that contain cells that are loosely packed together
and function mostly as water storage cells
✔✔heartwood - ✔✔the older, inner wood of a tree
✔✔sapwood - ✔✔the younger, functioning xylem tissue that conducts water and
minerals from the roots to the leaves
✔✔annual growth rings - ✔✔the alternating rings of spring and summerwood