This phylogenic tree shows the changes in bacterial species from the ancestral species to the most current split in the modern classification system. this tree supports the theory that
a) speciation results in biodiversity.
b) natural selection favors the fittest.
c) within a population, variation exists.
d) extinction is the fate of the species that cannot adapt.

Your correct answer is A) speciation results in biodiversity.

Explanation:

correct answer: understand the different control methods available

integrated pest management is an strategy that is based on the ecosystem and try to prevent the pest and the damage caused by them by applying combination of technique like habitat manipulation, biological control and use of resistant varieties.

the main aim of the integrated pest management is not to completely eliminate the pest but to strengthen the ecosystem so that conditions are favorable for plants and unfavorable for pests.