The significance of meiosis is associated with?

Meiosis is significant for evolution because it results in:

Comment on the statement: "Meiosis enables the conservation of specific chromosome number of each species even though the process per se, results in reduction of chromosome number."

Which process ensures the maintenance of a specific type and a fixed number of chromosomes in organisms across generations?

Which of the following statements are correct regarding the importance of meiosis?
$(i)$ It increases the genetic variability in the population of organisms from one generation to the next.
$(ii)$ It decreases genetic variability.
$(iii)$ It occurs in all cells of our body.
$(iv)$ It is an important process for evolution.

In which of the following stages does the centromere not split?