EVERYDAY SCIENCE

Detailed explanation-1: -"Whisk Ferns” such as Psilotum. Lycopods such as Lycopodium, Selaginella, and Isoetes. Horsetails (Equisetum)

Detailed explanation-2: -Pteridophytes are primitive vascular plants, commonly known as ferns. Unlike other vascular plants, the life cycle of ferns is split between free-living gametophyte and sporophyte phases.

Detailed explanation-3: -Mosses are the most primitive living land plants.

Detailed explanation-4: -Ferns are ancient plants whose ancestors first appeared on Earth over 300 million years ago. Members of a division of primitive plants called Pteridophytes, ferns are one of the earth’s oldest plant groups and dominated the land before the rise of flowering plants.

Detailed explanation-5: -Like forbs, grasses and trees, ferns are “vascular” plants. They have special tissues that transport fluids and nutrients internally. They also have true root systems, leaves and stems. However, ferns are unlike most plants because they do not produce flowers and seeds.