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CBSE - X
Reproduction in Unicellular and Multicellular Organisms
Reproduction in Unicellular and Multicellular Organisms
Types of reproduction in Plants are Asexual and Sexual types.Types of Asexual reproduction in Plants are vegetative propogation and tissue culture.Fission is a asexual method in unicellular organisms like amoeba, paramecium, Leishmania.Fragmentation is a asexual method in spirogyra.Regeneration is a asexual method in multicellular planarians.Budding is a asexual method in yeast and hydra. Morphollaxis is a regenerative method in invertebrates like lobsters. Vegetative Propogation in plants are stem cutting, layering and grafting.
Grafting is vegetative method for apple and rose.Leaf Buds can grow as young plants in Bryophyllum.Rhizome is a horizontal plant stem with shoots above and roots below serving as a reproductive structure. In Rhizopus, spore formation occurs in sporangia as tiny units. Reproduction in Rhizopus takes place through spore formation.Tissue Culture is an asexual method in which specific organs are selected for new Plants of same kind.Callus is a mass of selected tissue of plant body for tissue culture.
