[Solved] The subfield of computer graphics that involves producing images of virtual worlds is called _______. Water For Reproduction: null Ferns: Non-flowering vascular plants that reproduce via spores and are characterized by their fronded leaves. Gymnosperms: A group of seed-producing plants that includes conifers, cycads, Ginkgo, and gnetophytes, distinguished by their naked seeds not enclosed in an ovary. Rhizoids: Hair-like structures on the surface of plants, fungi, and algae that absorb water and nutrients and anchor the organism to the substrate.