Flashcards in Abeka Biology Chapter 3 Deck (76):
What structures make up the reproductive parts of flowering seed plants?
What is the one primary function that flowers perform for the plant?
They produce seeds for reproduction
Name some parts of a flower.
sepals, petals, stamens, and pistils
What is the enlarged end of a special stem called that supports the flower?
The flower stalk or pedicel
What is the end of the flower stalk called where the flower parts are attached?
What leaflike structures are attached to the edge of the receptacle?
What do the sepals enclose and protect?
The flower's petals
What term refers to the flower's petals collectively?
What organs are inside the corolla?
What do stamens produce?
What does the pollen contain?
The male reproductive parts- the sperm
What is the slender, elongated stalk that is part of the stamen?
What is the enlarged structure at the tip of the filament?
What does the anther do?
It produces the pollen.
Study the parts of the flower
What is the elongated, vase-shaped structure of a flower?
What is the swollen base of the pistil called?
What are the future seed located in the ovary called that contain the female reproductive cells?
Are egg cells, located in the ovary, female or male reproductive cells?
What is the stalklike structure that connects the ovary to the tip of the pistil?
What is the tip of the pistil called?
What does a complete flower contain?
sepals, petals, stamens, and pistils
What does an incomplete flower lack?
One or more of the four basic flower parts: sepals, petals, stamens, and pistils
What are the bright red structures that appear to be the petals on a poinsettia called?
Are dogwood flowers complete or incomplete?
What are flowers called that lack pistils and only have stamens called?
staminate (male) flowers
What are flowers called that lack stamens and bear only pistils?
What is any plant on which both staminate and pistillate flowers are produced in the same plant?
What is any plant that produce staminate and pistillate flowers but the two types of flowers are on separate plants?
What are the clusters called in which most plants bear flowers?
What is the chief factor for most plants?
length of daylight and night
How do we refer to the phenomenon that many plants require a definite period of light and darkness before they will flower?
What are agricultural technicians called who specialize in growing flowers, fruits, vegetables, and shrubs?
What is the ovary called when it is fully ripened?
What is the transfer of pollen from the anther to the stigma portion of a pistil called?
what type of pollination occurs within the same flower?
What type of pollination occurs when the pollen from an anther of one plant is transferred to a stigma of a flower on another plant?
What is a sweet-tasting, watery liquid produced by plants?
What is the process called in which a sperm cell brought by a pollen grain fuses with the egg cell within the ovule?
What are the sperm and egg cells referred to as?
gametes (reproductive cells).
What type of reproduction occurs when a sperm and egg unite?
After pollination, what moves down the stigma and seeks out the ovule?
What layer forms in the stalk that begins to cut the fruit off?
What chemicals produced in plants and animals control or stimulate specific processes?
What type of fruit forms from a single flower that has only one pistil?
What type of fruit forms from single flower that has multiple pistils?
what type of fruit forms from several flowers?
Name a few examples of simple fruit.
tomatoes, peaches, beans, and walnut.
Which simple fruits have an ovary that is completely fleshy and juicy throughout?
What fruits are fleshy and juicy, but not throughout the entire fruit?
What simple fruits have an outer layer and an inner papery core?
What simple fruit consists of a pod enclosing several seeds?
What fruits consists of small dry seeds that have one or two winglike structures attached to them?
What simple fruits consist of a seed enclosed in a hard covering, or shell?
What simple fruits consists of a seed and a shell?
What are the fruits of the grass family called?
What is the shell-like covering for the grain called?
What simple fruits are included in simple fleshy fruits?
berries, drupes, and pomes.
What simple fruits are included in simple dry fruits?
legumes, samaras, nuts, grains, and achenes.
What type of fruits are formed by several flowers?
Name some examples of multiple fruits.
figs and pineapples.
What fruits form from a flower that has several pistils?
What is the primary function of fruits the plant?
to scatter the seed
What does it mean when the seed is viable?
able to germinate and grow.
What type of seed dispersal occurs when an outside agent carries the seeds?
What are the final result of the process of flower and fruit formation?
What type of dispersal occurs when the fruits scatter their seeds by bursting open when they are ripe and catapulting the seeds to a new location>
what three main parts does a seed have?
embryo plant, endosperm, and the seed coat.
What tiny shoot in an embryo will develop into a stem and leaves of the plant?
What will develop into the root system of the plant?
What contains stored energy that the embryo will use to supply the energy for sprout?
Where does the name 'dicots' come from?
the fact that the seed has 2 cotyledon.
What type of plants have only 1 cotyledon?
What is the sprouting of the seed called?
What is a period of inactivity?