Solarisation is
formation of chlorophyll
destruction of chlorophyll
utilisation of sunlight
effects of solar light
A fern prothallus is bisexual. If fertilisation takes place between their gametes than it is known as
cross- fertilisation
self- fertilisation
isogamous
viviparous
Chicory powder which is mixed with coffee powder is obtained from
root
leaf
stem
seeds
A.
root
Chicory powder is a flavouring material, whichis mixed with coffee powder. It is obtained from roots of Cichorium intybus of family- Compoistae.
Tea is dried levaes of Thea sinenis.
Ephedrine is obtained from stem of Ephedra gerardiana. It is useful against asthma and as cardiac stimulant.
Which of the following is not the feature of gymnosperms?
parallel venation
perennial plants
distinct branches (long and short branches)
xylem with vessels
Edible part in 'sorosis', a composite fruit, is
cotyledons
endosperm
perianth and peduncle
fleshy thalamus
Most primitive member, in which roots are not present, is
Psilotum
Rhynia
Lycopodium
Selaginella