Academic session 2026-27, Chapter 11 in the current curriculum.
Welcome to the NCERT Solutions for Class 12 Biology - Chapter Organisms and Population. This page offers a step-by-step solution to the specific question from Exercise 1, Question 9: What is the ecological principle behind the biological control method of managing with pest insects?. With detailed answers and explanations for each chapter, students can strengthen their understanding and prepare confidently for exams. Ideal for CBSE and other board students, this resource will simplify your study experience.
The basis of various biological control methods is on the concept of predation. Predation is a biological interaction between the predator and the prey, whereby the predator feeds on the prey. Hence, the predators regulate the population of preys in a habitat, thereby helping in the management of pest insects.
NCERT questions are designed to test your understanding of the concepts and theories discussed in the chapter. Here are some tips to help you answer NCERT questions effectively:
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Welcome to the NCERT Solutions for Class 12 Biology - Chapter . This page offers a step-by-step solution to the specific question from Excercise 1 , Question 9: What is the ecological principle behind the biological control method of managing with pest insects?....
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Comments
its also based on different trophic level or food chain,secondary consumer (predator biological agent)consume primary consumer ( pest which take food from plant)
It is not just predation, biological control relies on parasitism also. Baculoviruses are used to control arthropod pests. Similarly fungi may be used to parasitise pests.