Statement-$X$: Apomixis is seen in a few flowering plants such as some species of $Asteraceae$ and grasses.
Statement-$Y$: Apomixis is a form of asexual reproduction that mimics sexual reproduction.
Statement-$Z$: In some species of apomictic seeds,the diploid egg cell is formed without reduction division.

• A
  $X$ and $Y$ are correct and $Z$ is incorrect.
• B
  $X$ is correct and $Y$ and $Z$ are incorrect.
• C
  $X$ is incorrect and $Y$ and $Z$ are correct.
• D
  All the above $X, Y$ and $Z$ statements are correct.