Q. One of the major difficulties in the biological control of insect pest is that the
A) Method is less effective as compared with the use of insecticides
B) Predator does not always survive when transferred to a new environment
C) Predator develops a preference to other diets and may itself become a pest
D) Practical difficulty of introducing the predator to specific area
Explanation
Harmful insects and pests can be controlled through biological control by the introduction of their natural predators. The major difficulty in this control is that the predator does not always survive when transferred to a new environment.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.