Exam 29: Plant Diversity I: How Plants Colonized Land

The 1-meter height attainable by Dawsonia moss is at the upper end of the size range reached by mosses. What accounts for the relative tallness of Dawsonia?

How are bryophytes and seedless vascular plants alike?

If the kingdom Plantae is someday expanded to include the charophytes (stoneworts), then the shared derived characteristics of the kingdom will include ________.

How could you determine if a plant is heterosporous?

Which of the following characteristics of plants is absent in their closest relatives, the charophyte algae?

According to the fossil record, plants colonized terrestrial habitats ________.

Moss sporophytes are typically green when young, but turn brown when ready to release their spores. This observation would lead you to think that the ________.

Assuming equal spore production rates, what is the likely consequence in a bryophyte with both asexual and sexual reproduction versus one with only sexual reproduction?

Compared to nonvascular plants, the ancient relatives of vascular plants ________.

In plants, which of the following are produced by meiosis?

According to our current knowledge of plant evolution, which group of organisms should feature cell division most similar to that of land plants?

The structural integrity of bacteria is to peptidoglycan as the structural integrity of plant spores is to ________.

Which of these are spore-producing structures?

Breeuwer et al. (2008)measured the effect of different temperature regimes on the growth of different Sphagnum species. The growth of S. fuscum at four temperatures is shown. Use the information in the graph to answer the following question. Which of the following statements accurately reflects the effect of temperature on the growth of S. fuscum?

If animals had alternation of generations like plants, ________.

The fact that both charophytes and green plants contain chlorophylls a and b demonstrates which of the following?

Assuming that they all belong to the same plant, which of the following sequences describes structures from largest to smallest?

As you stroll through a moist forest, you are most likely to see a ________.

About 450 million years ago, the terrestrial landscape on Earth would have ________.

Why have biologists hypothesized that the first land plants had a low, sprawling growth habit?