Answer:
Reason why humans need more potent pesticides over time is because pests adapts to pesticides over time when used repeatedly, hence; they become resistant to the pesticides
Step-by-step explanation:
Researchers in the field of entomology has established that pesticides adapts over time to the usage of one pesticides. They pass the gene across to their generation over time which makes the future young ones to adapt quickly to the particular pesticides, hence; it calls for rapid changes of application of different types of pesticides.