Exam 29: Life Cycles of Flowering Plants

-Flowers consist of modified leaves (sepals, petals, __________, and __________ ) at the ends of specialized branches.

-filament

The following questions refer to the figure above. -The mature male gametophyte is indicated by

MATCHING Matching.Choose the one most appropriate answer for each. a.male spores of anthers b.site where pollen tube usually penetrates the ovule c.develops into a fruit at maturity d.a 2n cell that will help form nutrients for the developing plant embryo e.cluster of matured ovaries attached to a common receptacle f.modified leaf with pigments and fragrance-producing cells g.immature male gametophyte h.female reproductive organ i.landing platform for pollen j. pollen-bearing structure k.female spores of ovule l. outermost whorl of leaf parts on a receptacle; generally green, but sometimes pigmented m. female gametophyte n. matured ovaries of several flowers fused together into a single mass (for example, pineapple, fig) o.forms a seed at maturity -pollen grain

MATCHING Matching.Choose the one most appropriate answer for each. a.male spores of anthers b.site where pollen tube usually penetrates the ovule c.develops into a fruit at maturity d.a 2n cell that will help form nutrients for the developing plant embryo e.cluster of matured ovaries attached to a common receptacle f.modified leaf with pigments and fragrance-producing cells g.immature male gametophyte h.female reproductive organ i.landing platform for pollen j. pollen-bearing structure k.female spores of ovule l. outermost whorl of leaf parts on a receptacle; generally green, but sometimes pigmented m. female gametophyte n. matured ovaries of several flowers fused together into a single mass (for example, pineapple, fig) o.forms a seed at maturity -ovule

MATCHING Matching.Choose the one most appropriate answer for each. a.male spores of anthers b.site where pollen tube usually penetrates the ovule c.develops into a fruit at maturity d.a 2n cell that will help form nutrients for the developing plant embryo e.cluster of matured ovaries attached to a common receptacle f.modified leaf with pigments and fragrance-producing cells g.immature male gametophyte h.female reproductive organ i.landing platform for pollen j. pollen-bearing structure k.female spores of ovule l. outermost whorl of leaf parts on a receptacle; generally green, but sometimes pigmented m. female gametophyte n. matured ovaries of several flowers fused together into a single mass (for example, pineapple, fig) o.forms a seed at maturity -aggregate fruit

-receptacle

The following questions refer to the figure above. -Microspores are indicated by

The seed is produced by the maturation of the

In the fall of 2006, which of the following pollinators started declining due to several factors?

The following questions refer to the figure above of a Capsella seed. -Which of the following is not involved in seed germination?

Mitosis and cytoplasmic division of a cell in an ovule produces four __________, one of which gives rise to the female gametophyte.

__________ is the arrival of pollen grains on a receptive stigma.

Use the figure above to answer the following questions. -A stamen is

MATCHING Matching.Choose the one most appropriate answer for each. a.male spores of anthers b.site where pollen tube usually penetrates the ovule c.develops into a fruit at maturity d.a 2n cell that will help form nutrients for the developing plant embryo e.cluster of matured ovaries attached to a common receptacle f.modified leaf with pigments and fragrance-producing cells g.immature male gametophyte h.female reproductive organ i.landing platform for pollen j. pollen-bearing structure k.female spores of ovule l. outermost whorl of leaf parts on a receptacle; generally green, but sometimes pigmented m. female gametophyte n. matured ovaries of several flowers fused together into a single mass (for example, pineapple, fig) o.forms a seed at maturity -megaspores

A sporophyte is a ____ plant body that grows by ____ from a ____.

The megaspore produces a plant with ____ cells.

The following questions refer to the figure above of a Capsella seed. -The root tip is indicated by

-sepal

About ____ percent of the 295,000 known species of flowering plants coevolved with animal pollinators.