Question

importanace of pteridiophytes​

Answer 1

Answer:

It's an economically valuable species which is used as a bio fertilizer. Since Azolla leaves contains symbiotic cyanobacteria that are able to convert atmospheric nitrogen to nitrate. Some members of pteridophytes are noxious weed like Salvinia, Pteridium which are weedy aquatic ferns.

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Answer 2

Answer:

hello friend,

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Explanation:

We have documented the medicinal uses of pteridophytes belonging to thirty different families. The lycophyte Selaginella sp. was shown in earlier studies to have multiple pharmacological activity, such as antioxidant, anti-inflammatory, anti-cancer, antidiabetic, antiviral, antimicrobial, and anti-Alzheimer properties.