Which nematode infects the roots to tobacco plants

Which of the following nematodes infects the roots of tobacco plants and causes a great reduction in yield?

Which of the following nematode infects the roots of tobacco plant and causes a great reduction in yield.

Which of the following nematode infects the roots of tobacco plant and causes a great reduction in yield.

Name the nematode which infects the roots of tobacco plants

Name the nematode which infects the roots of tobacco plants

Choose the nematode which infects the roots of tobacco plants causing a great reduction in yield.

Choose the nematode which infects the roots of tobacco plants causing a great reduction in yield. (a) A. tumefaciens (b) M. incognita (c) S. typhimurium (d) B. thuringiensis

The nematode that infects the root of tobacco plants and causes a great reduction in its yield is: