Question

Which one of the following, proved effective for biological control of nematode diseases in plants?

• A. Gliocladium virens
• B. Paecilomyces lilacinus
• C. Pisolithus tinctorius
• D. Pseudomonas cepacia

Answer 1

Answer: (B)

Paecilomyces lilacinus

Some of the nematodes are human, animal, and plant pathogens. Paecilomyces lilacinus is a naturally occurring fungus found in soils throughout the world. As a pesticide active ingredient, Paecilomyces lilacinusis applied to soil to control nematodes that attack plant roots. In Paecilomyces lilacinus, the mode of action is through hyphal penetration.

So, the correct answer is option B.