Nematode having two ovaries is called…

• In the reproductive system of nematodes:
Didelphic refers to the presence of two ovaries in the female nematode. This is the most common arrangement in plant-parasitic nematodes. Having two ovaries allows for increased egg production and reproductive potential.

📌Other Options Explanations:
(a) Diorchic: This term refers to male nematodes having two testes.
(b) Monorchic: This term refers to male nematodes having one testis.
(d) Monodelphic: This term refers to female nematodes having one ovary, which is less common in plant-parasitic nematodes.