Aggregate fruit develops from
syncarpous ovary
multicarpellary, syncarpous ovary
unilocular ovary
multicarpellary, apocarpous ovary
Indian Mustard or Rai is
Carthamus tinctorium belongs to family
Vascular bundles are arranged in a ring in the members of family
$A$. Citrus and Ricinus have synandrous condition.
$B$. In epitepalous condition, the cohesion occurs bewteen tepal and filament of stamen.
$C$. Tetradynamous condition consists of two long and four short stamen filaments.
In Turnip, $2/3$ part of swollen area is derived from