2. Contents :-
ï±Introduction of algae
ï±Classification of algae
ï±Introduction of division chlorophyta
ï±Introduction of division euglenophyta
ï±Introduction of division pyrrophyta
ï± Refrrence
7. ïHabit :-Fresh water algae (mostly) & as well as
Marine water algae
ïPigments :- Chlorophyll a, chlorophyll b, carotin &
xanthophylls
ïReserve food material :- Accumulate starch as
photosynthetic reserve.
ïRange of thallus :- Unicellular & Multicelluar
ïReproduction :- Asexual & Sexual
17. Schizogoniales :-
ï¶ Habit :- Fresh water as well as marine water
algae
ï¶Pigments :- Chl.a , Chl.b (Single stellate
chloroplast)
ï¶ Reserve food material :- Accumulate starch as
photosynthetic reserve.
ï¶ Range of thallus :- Filamentous, plate like or solid
cylinders.
ï¶Reproduction :- No sexual reproduction & Asexual
reproduction is by means of aplanospores &
akinetes.
ï¶Eg. Praaiola mexicana
28. Charophyceae :-
ï¶ Habit :- Fresh water as well as marine
water algae
ï¶ Pigments :- Chl.a , Chl.b
ï¶ Reserve food material :- Accumulates
starch as photosynthetic reserve.
ï¶ Range of thallus :- Regular succession of
nodes & internodes , branched thallus.
ï¶Reproduction :- Sexual reproduction is
oogamous.
ï¶Eg. Chara
31. ï¶Habit :- Fresh water algae
ï¶Pigments:- Chlorophyll &
carotinoids.
ï¶ Reserve food material :- An insoluble
carbohydrate relate to starch.
ï¶Range of thallus :- Motile cells have
more than two flagella.
ï¶Reproduction :- sexual reproduction
seen in only one species & asexual
reproduction is cresting stages
(cysts).
32. Orderâs of class Euglenophyta:-
ï¶ Euglenales
ï¶ Colaciales (Euglenocapsales)