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In Gymnosperm plants, write the function of mycorrhiza and coralloid roots. |
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Answer» Gymnosperms are perennial plants. They are mostly trees or shrubs, e.g., Pinus. Pinus is evergreen plant and differentiated into root, stem and leaves. It has a taproot system. The main roots, however, is not very long and the lateral roots are extensively spread out. They show symbiotic association with soil fungus. This relationship is called mycorrhiza. Coralloid root: In some plants, like cycas small adventitious branches arise from primary roots, in contact with cyanobacteria, which fixes the nitrogen from the atmosphere. |
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