What is an organism’s job in its habitat? How do organisms depend on each other and why? Objective At the end of this lesson, the students will be able to: 1. Determine an organism’s job in its habitat and describe how they depend on each other. 2. Name three species that are only found within Haleakalā National Park. 3. Recognize that some plants and animals have specific needs and live Background In every environment plants and animals depend on each other for food, water, shelter, and space. The survival of different species depends on the health of ecological systems that may be near or fa Duration: 60 Minutes.