Plant Kingdom

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Algae- colonial volvox
Filamentous algae- ulothrix and spirogyra

Note- kelp are large algae.

 Asexual are zoospore , sexual fusion of two gamete.
Similar in size- ulothrix flagellated , non flagellated but similar in size spirogyra such reproduction is called isogamous.
#dsimilar in size- udorina(anisogamous)

One large and one small flagella is term as Oogamous.eg- fucus , volvox
   
   
Green algae- Volvox, ulothrix
Brown algae- laminaria, fucus ,dictyota 
Red algae- porphyra, polysiphonia

# -many species of porphyra , laminaria and sargasam among 70 species of Marine algae used and food.
 
 . Algin (brown algae) carrageen (red algae) vichar used commercially.
. agar is one of the commercial product obtained from gelidium and Gracilaria  are used to grow microbes and in preparation of ice cream and jellies
# chlorella are rich in protein is used as food supplement even by space travellers



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Taxonomical aids

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