Botany - Plant Kingdom Question with Solution | TestHub
Sexual reproduction is of isogamous, anisogamous and oogamous type in:
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Answer:
Solution:
Chlorophyceae:
The sexual reproduction shows considerable variation in the type and formation of sex cells and it may be isogamous, anisogamous or oogamous. Some commonly found green algae areChlamydomonas, Volvox, Ulothrix, Spirogyraand Chara.
Phaeophyceae:
Sexual reproduction may be isogamous, anisogamous or oogamous. Union of gametes may take place in water or within the oogonium (oogamous species). The gametes are pyriform (pear-shaped) and bear two laterally attached flagella. The common forms areEctocarpus, Dictyota, Laminaria, Sargassumand Fucus.
Rhodophyceae:
They reproduce asexually by non-motile spores and sexually by non-motile gametes. Sexual reproduction is oogamous and accompanied by complex post fertilisation developments. The common members arePolysiphonia, Porphyra, GracilariaandGelidium.
