Which is not a bisexual animal?

Which of the following statements is true?

Give reasons as to why cell division cannot be a type of reproduction in multicellular organisms.

In fungi and plants,the bisexual condition is represented by $P$ and the unisexual condition is represented by $Q$. Choose the correct option for $P$ and $Q$.
$P \quad\quad Q$

Choose the correct options from the following:
$I$. Annual and biennial plants show clear-cut vegetative,reproductive,and senescent phases.
$II$. Bamboo species flower only once in their life,generally after $50-100$ years.
$III$. $Strobilanthus$ $kunthiana$ is a monocarpic plant which flowers only once after $12$ years.

Which organism does not have heterogametes?