Question | Answer |
pistil | female repro. org. inside the flower of an angiosperm; consists of sticky stigma where pollen grains land, and an ovary. |
ovary | swollen base of an angiosperms pistil, where egg-producing ovules are found. |
ovule | in seed plants, the female reproductive part that produces eggs. |
stamen | male repro. org. inside flower of an angiosperm; consists of anther where pollen grains form, and a filament. |
germintation | series of events that results in the growth of a plant from a seed. |
pollination | transfer or pollen grains to the female part of a seed plant by agents such as gravity, water, wind and animals. |
prothallus | small, green, heartshaped gametophyte plant from a fern that can make its own food and absorb water and nutrients from the soill. |
frond | leaf or a fern that grows from the rhizome |
rhizome | underground stem |
sori | fern structures in which spores are produces |
spore | waterproof rep.cells of a fungus that can grow into a new org; in plants, haploid cells prodced in the gametophyte stage that can divide by mitosis from plant structure or a new plant of develp into a new sex celll. |
gametophyte stage | plant life cycle stage that beings when cells in reproductive organs undergo meiosis and produce haploid cells |
sporophyte stage | plant life cycle stage that begins when an egg is fertilized by a sperm. |
pollen grain | small structure produced by the male repro. organs of a seed plant; has a water resistant coat, can develop from a spore and contains gametophyte parts that will produce sperm. |