In water hyacinth and water lily, pollination takes place by
insects and water
Insects or wind
water currents only
wind and water
$A$ : Tetraploid gametophyte can be produced from tetraploid sporophyte by means of apogamy.
$R$ : Apogamy involves fertilisation, not meiosis.
When the ovule is curved and embryo sac becomes horse-shoe shaped, such an ovule is called
In which one of the following would you expect to find glyoxysomes
Female gametophyte of angiosperm is generally
Which one of the following character causes cross pollination