Integrated science is defined as a collective approach of scientific study that synthesizes the perspectives of the individual disciplines, and integrates them during all phases of the approach to a question or problem, with the results having an influence on policy and management decision.Integrated Science therefore is a science course designed for high school students needing an entry-level science course covering basic concepts found in Earth, Earth Science, Biology, Astronomy, Physics and General Inquiry, Astronomy. Oceanography. Energy and matter.