Which of the following is an incorrect pair?

Rearrange the following events of sexual reproduction in the sequence in which they occur in a flowering plant: embryogenesis, fertilisation, gametogenesis, pollination.

Match the plants given in Column-$I$ with their type of endosperm or seed characteristic in Column-$II$. Choose the correct answer from the options given below.

Column-$I$	Column-$II$
$i$. Coconut	$a$. Helobial
$ii$. Balsam	$b$. Perisperm
$iii$. Asphodelus	$c$. Nuclear
$iv$. Black pepper	$d$. Cellular

In some members of which of the following pairs of families,pollen grains retain their viability for months after release?

Which one of the following is $NOT$ a disadvantage of self-pollination?

Assertion $(S)$: Death is a meaningful event.
Reason $(R)$: Death keeps the number of organisms of each species limited.
$(A)$ Both $S$ and $R$ are true,$R$ is the correct explanation of $S$.
$(B)$ Both $S$ and $R$ are true,but $R$ is not the correct explanation of $S$.
$(C)$ $S$ is true and $R$ is false.
$(D)$ $S$ is false and $R$ is true.