Which type of plants include liverworts and hornworts and are generally nonvascular?

The correct answer is that liverworts and hornworts are classified as Bryophytes, which are indeed nonvascular plants. Bryophytes encompass three main groups: liverworts, hornworts, and mosses. These plants have simple structures compared to vascular plants, lacking an internal system of tubes for transporting water and nutrients. Instead, they absorb water and nutrients directly through their cell walls and are typically found in moist environments.

Bryophytes also reproduce via spores and do not have true roots, stems, or leaves like more complex plants. This classification as nonvascular is significant because it influences their growth patterns and habitat preferences, making them reliant on moisture for reproduction and nutrient uptake. The simplicity of their structure allows them to thrive in various environments, though they remain small in stature. Understanding that liverworts and hornworts fall under the Bryophytes category provides a clearer picture of plant evolution and the diversity of plant life.