False root galls are the nematode symptoms produced on tomato roots by

Correct option is C

Correct answer – (c) False root galls are characteristic symptoms caused by Nacobbus batatiformis. It produces swelling that resembles root-knot but differs in structure. Therefore, it is called false root gall nematode.
Information Booster / Facts Meloidogyne causes true root-knot galls. False galls are less uniform compared to root-knot galls.
Why other options are incorrect (a) Meloidogyne incognita causes true root-knot galls. (b) Ditylenchus mainly causes lesions and rots. (d) Xiphinema causes root tip swelling and virus transmission.