Answer:
living and nonliving
Step-by-step explanation:
Scientists work to provide answers to the living and non-living components of the environment. The living components of our environment (world) involve the plants and animals and are studied by Biologists while the non-living components (can be loosely referred to as matter) of our environment are studied by Chemists and Physicists. Scientists aim to understand how this components interact/work individually and with one another.