PPT-Interactions How do ORGANISMS

in an ECOSYSTEM interact ORGANISMS in an ecosystem interact with plants animals and their ENVIRONMENT INTERACTIONS can cause populations to INCREASE or DECREASE INTERACTIONS . 7. . ECOSYSTEMS AND NUTRIENT CYCLING. ENGINEERING EARTH. A desert experiment gone awry. ENGINEERING EARTH. A desert experiment gone awry. 7. At the end of . this chapter you . will know:. Environmental factors that affect the makeup and distribution of biomes. Secondary 1. Origin of the word…”ecology”. Greek origin. OIKOS = household. LOGOS = study of…. Study of the “house/environment” in which we live.. The study of living organisms in their natural environment. Ecology. ECOLOGY READING. CHAPTER 47 and CHAPTER 48 – Ecology. CHAPTER 6 – to describe the roles of photosynthesis and cellular respiration. ECOLOGY VOCABULARY. Carrying capacity. Cellular respiration. Predation. The capturing of prey as a . means of maintaining life. One organism benefits . One organism is killed. Competition. Competition. – A rivalry between organisms for the same resources; The fitness of one of the organisms is lowered by the presence of another.. “Ecology is no. thing”. I. Definition. :. Organisms. Populations. Communities. Ecosystems. II. Levels of Investigations in Ecology. Chpt 52. Chpt 53. Chpt 54. Chpt 55. Distribution of organisms. Section 1.2. What are ecosystems?. Part of a biome that contains abiotic components (oxygen, water, nutrients, light and soil) that support biotic components (plants, animals and micro-organisms.. Can be small (a rotting log) or large (Forest or grasslands). Organism ecology . = . relationship between organism and physical environment. . Population ecology. . =. investigates the dynamics of population change. Community ecology. . =. focuses on patterns of species diversity and interactions. of Organization. BELLRINGER:. List five reasons why organisms would compete with each other.. Section 2.1 Summary – pages 35 - 45. Ecology. is the study of interactions that take place between organisms and their environment. . What is Ecology. Ecology is the interactions between various organisms and their environments. . This includes interactions between living and non living factors.. Habitat. The place where an organism lives and that provides the things the organism needs is called it’s habitat.. Biosphere: All life on earth and parts of earth in which life exists (land, water and atmosphere). Studying Our Living planet. Science of Ecology. Study of interactions of living things, their surroundings or environments. How some species benefit from interactions.. How some species are harmed by interactions.. Organisms Can Interact in Different Ways. Organisms Interact in Different Ways. The human community competes and cooperates.. I. Biotic and . Abiotic. Factors. A. Biotic Factors-- all living things that inhabit an environment. 1. relationships with organisms of the same or different species. . B. . Abiotic. Factors: The nonliving environment. In order to study ecology, scientists look at how organisms are related to one another and how they are related to the environment in which they live – the ecosystem. Ecology. An ecosystem includes all . ~Roaches have been around since before dinosaurs.. ~The brain of a cockroach is inside its body. . ~. If a roach loses its head it can still live for over a week, eventually dying because it can not eat..