IMP OF PLANT KINGDOM Isogamous sexual reproduction in algae | JEE NEET MATERIALS

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