Which part of the tobacco plant is infected by Meloidogyne incognita ?

Step-by-step solution

Meloidogyne incognita infects the root of a tobacco plant. Meloidogyne incognita is a species of nematodes(roundworms). It is commonly called the "southern root-knot nematode" . This parasitic roundworm has worldwide distribution and numerous hosts. It prefers to attack the root of its host plant