Which of the following is the most common abiotic pollinating agent in plants?

Pollination by insects is known as:

The pollination by birds is called

Insect-pollinated flowers are:

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.

Pollination in $Yucca$ plant is carried out by: