Exam 26: Plants

Which phylum includes club mosses and their close relatives?

Which term refers to the specialized male gametophyte of seed plants, such as gymnosperms?

An embryo sporophyte is surrounded by nutritive tissue and then by a tough, protective outer coat that shelters the embryo from drought, cold, and other adverse conditions. What is the name of the protective coat?

Which of the following are the likely pollinators of a red flower with very little odour?

When was the Carboniferous period?

What were the most direct ancestors of modern plants?

Which term best describes the relationship between angiosperms and animal pollinators?

Which phylum of vascular, seed-bearing plants includes pines, spruces, and firs?

Consider a plant in which a multicellular generation is able to make both sperm and eggs. Which term describes such a plant?

Suppose you are a botanist and you discover a plant that has a small free-living gametophyte that requires external water for fertilization and a large free-living sporophyte. The free-living sporophyte eventually releases spores from sporangia on the margins of its leaves. Into which group should you classify this plant?

Which term refers to a young moss gametophyte?

Which phylum of nonvascular plants has about 10 000 known living species, including those in the genus Sphagnum?

What is the name for the phylum of seedless vascular plants that has about 1000 known living species, including those in the genera Lycopodium and Selaginella?

Which phylum of vascular, seed-bearing plants has only about 70 living species in three genera, including Welwitschia and Ephedra?

Which phylum of vascular, seed-bearing plants is limited to one living species that is a deciduous tree with fan-shaped leaves?

In which plants is the sporophyte generation clearly larger, more complex, and longer living than the gametophyte generation?

Which of the following describes the pine life cycle?

Match each plant structure or stage of the plant life cycle with the term that best describes the cells in that structure or stage. Each term may be used once, more than once, or not at all. -zygote

Which phylum includes members that are considered by many researchers to be the living plants most closely related to the first land plants, based on morphology and mitochondrial gene sequence data?

Which phylum of vascular, seed-bearing plants has over 260 000 known living species, and is the dominant group of land plants today?