Binary fission is found in

Assertion : Death is one of the important regulatory processes on earth.
Reason : It avoids over-crowding caused by continuous reproduction.

For which of the following organisms is there no natural death?

Select the incorrect pair:

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.

Select the option that represents the organisms in descending order of their life span.