AP BIOLOGY

Detailed explanation-1: -The flowering plants that bear seed but no fruits are called gymnosperms. Their seeds are thin and naked, not enclosed in fruits. Most gymnosperms are evergreen i.e. they do not shed all their leaves at one time. Some examples are pine, fir, cedar and spruce trees that grow in mountainous areas.

Detailed explanation-2: -Gymnosperms are seed-producing plants but they do not bear flowers.

Detailed explanation-3: -Interesting Facts about Non-Flowering Plants The leaves of the trees are very vital. The Largest non Flowering plant is Redwoods. Pines are Non-flowering evergreen plants. They remain Green throughout all seasons hence called evergreen.

Detailed explanation-4: -Non-flowering plants include mosses, liverworts, hornworts, lycophytes and ferns and reproduce by spores. Some non-flowering plants, called gymnosperms or conifers, still produce seeds.

Detailed explanation-5: -Gymnosperms are plants that have seeds but no flowers. The seeds of these plants are on cones or in cups. Most gymnosperms are evergreen. Gymnosperms include conifers, cycads and the ginkgo.