chapter 30 Flashcards
which of the following statements is NOT true about alternation of generations life cycle?
the sporophyte generation produces gametes by mitosis in structures called sporangia
which sequence is correct in the life cycle of alternation of generations?
gametophyte-gametes-zygote-sporophyte-spores
a major evolutionary trend among plants is
a reduction in the size of the gametophyte and an increase in the size of the sporophyte
which of the following is NOT a significant event in the evolution of plants?
evolution of the blastula
in the moss life cycle, the ___ generation is dominant
haploid gametophyte
which life cycle phase is diploid in moss?
sporophyte generation
haploid spores are produced in the ___ of a moss
sporangium
which of the following is a nonvascular plant that has the longest evolutionary history in land?
moss
which of the following is NOT a characteristic of a fern?
ferns are quite small since they lack vascular tissue
in the life cycle of a fern, the zygote
becomes the sporophyte generation
in the fern life cycle, the ___ generation is dominant
diploid sporophyte
which statement is NOT true about ferns?
the sporophyte stage lacks vascular tissue
the reproductive parts of an angiosperm are the
carpel and stamen
during pollination in angiosperms, pollen grains will stick to the enlarged knob in the center of the flower called the
stigma
ovules are contained within the
ovary
