Ascientist conducted an experiment to determine if temperature affects the length of a butterfly's life cycle. she collected several eggs that were laid at the same time by one butterfly, and divided them into three aquariums. each aquarium contained enough food and water for all of their lifetimes. the containers were kept at 60º f, 70º f, and 80º f. what is the tested or manipulated variable? a. the temperature of each aquarium b. the number of days it took for adult butterflies to appear in each aquarium c. the number of eggs that hatched in each aquarium d. the total number of days in each butterfly's life cycle

in a word, a scientific question is testable. a testable question is one that asks about objects, organisms or events found in the world around it

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.