IMP OF PLANT KINGDOM Isogamous sexual reproduction in algae- Ulothrix (flagellated) Spirogyra (non-flagellated) Anisogamous sexual reproduction in algae- Udorina Oogamous sexual reproduction in algae- Volvox, Fucus Algin- Brown Algae Carragreen - Red Algae Agar- Gelidium, Gracilaria (Red algae) Motile asexual spores in algae- Zoospores Laminarin, Mannitol- Complex carbohydrates of Brown algae Fucoxanthin- Brown Algae Phycoerythrin- Red Algae Floridean Starch Found in Red algae, similar to amylopectin and glycogen The main plant body is a gametophyte- Bryophytes Peat- Sphagnum Microphylls- Selaginella Macrophylls- Fern Heterosporous pteridophytes- Selaginella Salvinia Vascular plants without seeds- Pteridophytes Mycorrhiza- Pinus (symbiotic association with fungi in the roots) Coralloid roots- Cycas (nitrogen-fixing cyanobacteria in the roots) The tallest gymnosperm- Sequoia (redwood tree) Microscopic angiosperm Wolffia Parallel venation- Monocotyledons Reticulate venation- Dicotyledons The cells of embryo sac are- Haploid Algae showing haplo-diplontic life cycle- Ectocarpus, Polysiphonia, Kelps Algae showing the diplontic life cycle- Fucus Zygotic meiosis- Haplontic life cycle @APNI_ACADEMY 1.8K views05:23