Question

How many ova will be produced by one full grown primary oocyte

Answer 1

Dear student,
One grown primary oocyte produces One ovum.
Primary oocyte $\stackrel{meiosis}{\to }$ Secondary oocyte + Polar body (non-functional cell)
Fertilised Secondary oocyte $\stackrel{meiosisII}{\to }$ Ovum (egg) + secondary polar body ( non functional).
Regards