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What Is The Economic Importance Of The Ferns?
I want to know what ferns are. Also tell me about the economic importance of the ferns.
Ferns are vascular plants that grow in moist areas. Ferns have well-devolved internal structure and are well-adapted to promote the flow of water, along with the nutrients. Ferns make a replica by the producing spores and the dominant stage is the gametophyte. The factors that are responsible for fern growth are fertilized moist soil, suitable temperature, sufficient light to carry out photosynthesis and moisture in the air. However, these factors vary, depending on the types of the ferns. Some of the ferns have huge economic importance like ostrich fern or fiddleheads of bracken, which are used as a food. Ferns belonging to genus Azolla are used as biological fertilizers in the rice paddies. Coal is an important fossil fuel, which is known to have the leftovers of several ancient plants including ferns. These are also significantly useful in the removal of heavy metals from the soil.