Choose the mis -matched option.

Progeny produced as a result of cross pollination

Given below are two statements :

Statement $I:$Cleistogamous flowers are invariably autogamous

Statement $II:$Cleistogamy is disadvantageous as there is no chance for cross pollination.

In the light of the above statements, choose the correct answer from the options given below :

Flowers which have single ovule in the ovary and are packed into inflorescence are usually pollinated by

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.