What is represented by $'X'$ and $'Y'$ in the given diagram?
$X$ - Plumule, $Y$ - Radicle
$X$ - Endosperm, $Y$ - Pericarp
$X$ - Coleoptile, $Y$ - Aleurone layer
$X$ - Seed coat + fruit wall, $Y$ - Endosperm
Suitable environmental conditions for seed germination are
$A$ : Nucellus remains persistent in the seeds of black pepper
$R$ : It is haploid parenchymatous tissue.
Why is apple called a false fruit? Which part $(s)$ of the flower forms the fruit?
Which of the following is not found in maize seed: