Ovule of Capsella is
Orthotropus
Anatropus
Campylotropus
Amphitropus
The insect Blastophaga grossorum is associated with the pollination of
$A$ : Certain proteins of pollen origin identifies the compatible stigma.
$R$ : Compatibility proteins are found located in ektexine.
Male gametes in angiosperms are formed by the division of
Which of the following is parthenocarpic fruits
Which of the following type of gynoecium is associated by wind pollination