The asexual reproduction of seed is called
apomixis
advention
fragmentation
self-fertilization
When an ovary develops into a fruit, without fertilization, it is called
apospory
apogamy
porogamy
parthenocarpy
Anemophillous flowers have
sessile stigma
small and smooth stigma
coloured flower
large and feathery stigma
Pollen grains are able to withstand extremes of temperature and dessication, because their exine is composed of
cutin
suberin
callose
sporopollenin
The main characteristic of anemophillous flower is
large, odourless with nectar
large, odourless without nectar
small, odourless with nectar
small, odourless without nectar
Chalazogamy is the characteristic of
Betula
Casuarina
Cucurbita
both 1 and 2
The largest ovule is present in
Cycas
Pinus
Wolffia
Rafflesia
Recurrent apomixis involves
generative apospory
somatic apospory
vegetative apospory
both '1' and '2'
Inflorescence, which begins as a dichasial cyme and ends in a monochasial cyme, is called
biparous
thyrous
cyathium
verticillaster
Secondary dormancy is due to the absence of
hormones
suitable plants
favorable conditions
unfavorable conditions
