Identify the set of correct statements:
$A$. The flowers of Vallisneria are colourful and produce nectar.
$B$. The flowers of water lily are not pollinated by water.
$C$. In most of water-pollinated species, the pollen grains are protected from wetting.
$D$. Pollen grains of some hydrophytes are long and ribbon like.
$E$. In some hydrophytes, the pollen grains are carried passively inside water.
Choose the correct answer from the options given below.
$A, B, C$ and $D$ only
$A, C, D$ and $E$ only
$B, C, D$ and $E$ only
$C, D$ and $E$ only
Ornithophily refers to the pollination by which of the following?
Which of the following plant possess the flower on their rhizome ?
Which one of the following may require pollinators, but is genetically similar to autogamy ?
The mature stigma is either rough or sticky in
Aquatic plant like water-hyacinth and water lily are pollinated by