Given that early land plants most likely share a common ancestor with green algae, the earliest land plants were most likely ________.
A) nonvascular plants that grew leafless, photosynthetic shoots
B) species that did not exhibit alternation of generations
C) vascular plants with well-defined root systems
D) plants with well-developed leaves

Question

Quizplus · Accepted Answer

Since green algae lack roots, stems, and leaves, it is unlikely that the first land plants immediately developed these structures. It is more plausible that early land plants were nonvascular plants that grew leafless, photosynthetic shoots, similar to modern-day liverworts or mosses, which are thought to be some of the earliest land plants.

Given That Early Land Plants Most Likely Share a Common