Cross- pollination is favoured by
self - sterility
dichogamy
herkogamy and heterostyly
all the above
Fertilization of the egg takes place inside the
anther
stigma
pollen tube
embryo sac
Tetradynamous condition of the androecium is a characteristic feature of the family
Brassicaceae
Fabaceae
Poaceae
Malvaceae
After fertilisation the seed coats develop from
integuments
chalaza
nucellus
The main function of cotyledons in a seed is to
provide protection to the radicle and plumule
help in seed germination
supply food to the young embryo
store food materials
A corolla of five petals with vexillary aestivation is said to be
ligulate
bilabiate
personate
papilionaceous
The shoot apical meristem in a dicot embryo is located
between the two cotyledons
within the root apex
around the suspensor
in the endosperm
Which one of the following inflorescences is found in sunflower?
capitulum
cyathium
panicle
spadix
The perisperm is the remaining
endosperm
female gametophyte
integument
In angiosperms, the embryo sac represents
male gametophyte
young sporophyte
future fruit
