Thursday 20 April 2017

IMP REVISION POINTS AT LAST MOMENT

MORPHOLOGY OF FLOWERING PLANTS - CHARTS
 
MODIFICATION OF ROOTS1)Tap roots


FUNCTION
EXAMPLES
1)Pneumatophore
Respiration
Mangrove (Rhizophora ,Avicennia, Sonneraia ,Heritiera (sundri)
2) Root tuber-

Storage of food
Turnip,
 carrot-conical(Dacus carota),
Radish-fusiform(Raphanus sativus)
Beet -napiform (Beta vulgaris)
MODIFICATION OF ROOTS        1)ADVENTITIOUS roots
1)PROP ROOTS
SUPPORT
BANYAN TREE-Ficus benghalensis
2)STILT ROOTS
 SUPPORT
MAIZE,SUGARCANE,Jowar, Bajara,Screw pine(kewada)/Pandanus
3)climbing root
support
Money plant(pothos) ,Kali mirch(Piper nigrum) ,pan (Piper betel)
3) Root tuber-

Storage of food
1) SIMPLE TUBERUS -Sweat potato-(Ipomea batas)
2)Fasciculated tuberus –Dahalia,Asparagus
5) EPIPHYTIC ROOTS
Absorb moisture have velamen tissue
Vanda,Dendrobium
6)Hautoria/parasitic /sucking root
 Absorb nutrient from host
Cuscuta /Amarvel/Dodder,
Viscum album