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Sporophytes
a. develop from spores and produce gametes.
B. are the dominant phase in the life cycle of most terrestrial plants.
C. are the haploid stage of the plant life cycle.
D. reproduce sexually.

In which of the following groups is the sporophyte dependent on the gametophyte?
A. Ferns
B. Bryophytes
C. Lycophytes
D. Horsetails

The endosperm:
A. supplies food for the developing sporophyte.
B. becomes the young embryo.
C. is specialized tissue found only in the male reproductive system.
D. is part of the zygote.

Which of these structures is not contained within a pine seed?
A. Embryo
B. Seed coat
C. Pollen grain
D. Female gametophyte

Which of these groups are still dependent on water for the transport of sperm?
A. Angiosperms
B. Byrophytes
C. Conifers
D. All of these choices

Which of the following features was responsible for the gymnosperms and angiosperms radiating into nearly all high and dry habitats?
A. The development of vascular tissue.
B. The development of alternation of generations.
C. Development of pollen.
D. Dominance of the sporophyte generation.

The only plants that posses flowers are the:
A. Angiosperms
B. Seed plants
C. Gymnosperms
D. All of the above

Double fertilization produces the:
A. Seed / new sporophyte
B. embryo sac
C. endosperm
D. zygote

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