Biology Junction
Nonvascular and Simple Vascular Plants: Mosses to Ferns
Sometimes conservationists use specific plants to prevent erosion or fight invasive species. A 50-slide presentation covers both nonvascular and vascular plants. It discusses the plants, their stages and life cycles, reproduction, uses,...
Biology Junction
Plant Structure and Function: Roots, Stems, and Leaves
Scientists found fossils of plants more than 420 million years old—but plants existed for up to 100 million years prior to these fossils. Learn about the importance of plants to the entire planet. Viewing a presentation helps scholars...