: Ferns appeared about 400 million years ago . Giant tree-like ferns formed the massive coal deposits we use today.
: A modified underground stem where nutrients are stored. paporotnik doklad 7 klass
For a 7th-grade biology report on ferns (папоротники), your "paper" should cover their structure, life cycle, and significance. Ferns are ancient that dominated the Earth millions of years ago during the Carboniferous period. Report Outline and Key Content 1. General Characteristics : Ferns appeared about 400 million years ago
: Large, often dissected leaves. Young leaves are coiled like a "snail". your "paper" should cover their structure
: Unlike mosses, ferns have well-developed tissues (conductive, mechanical, and protective). Their body consists of:
: Roots that grow directly from the rhizome. 2. Reproduction and Life Cycle