Exam 27: Seedless Plants

Microphylls evolved from stem branches. ____________________

In plants, sporogenous cells divide by mitosis to form spores. ___________________

Many seedless plants produce spores of one morphological type, which is referred to as:

How do mosses help prevent soil erosion?

Diagram the evolution of microphylls and megaphylls.

Which of the following is a vascular plant?

Which group of plants are the most recent to evolve?

An archegoniophore is found in certain liverworts. ____________________

Xylem is a vascular tissue that conducts dissolved sugars . ____________________

A key step in the evolution of vascular plants was the ability to produce ____, a strengthening polymer in the walls of cells that function for support and conduction

Microphylls is a structure that can only be found in:

Which is a characteristic shared between green algae and plants?

Plants are believed to have evolved from which group of algae?

Modern botanists think that all plants evolved from a common ancestor that was an ancient green algae. What is the best explanation for this hypothesis?

Figure 27-3 The life cycle in the accompanying figure could represent which organism?

What are the multicellular sex organs in plants?

Which two plants of the Carboniferous period contributed to the formation of today's coal deposits?

When a moss spore lands in a suitable spot, it germinates and grows into a filament of cells called a:

The ____ generation is dominant in mosses, as it can live independently.

The gametophyte generation of ferns is the: