In which nematode infection is observed

In which of the following , widespread nematode infection is observed (A) Leaves (B) Stem (C) Roots (D) Flowers

In tobacco plants, a nematode Meloidegyne incognitia infects the roots of tobacco plants and causes a great reduction in yield. To prevent this nematode infection a new method was introduced called as RNA inter ference (silencing of specific (RNA). Briefly explain this method done in tobacco plants using Agrobacterium vectors.

A farmer noticed that nematode infection in tobacco plants has resulted in the reduction in the yield. Suggest a strategy which provides cellular defense for providing resistance to this pest. Explain the technique.

The strategy used to prevent the nematode infection in the roots of tobacoo plant in called:

The strategy used to prevent the nematode infection in the roots of tobacoo plant in called:

Strategy used to prevent nematode infection of tobacco roots is

Strategy used to prevent nematode infection of tobacco roots is

Strategy used to prevent nematode infection of tobacco roots is

Which nematode infects the roots to tobacco plants