Biology Study Guide Test 11 | Download for quality grades

Document Content and Description Below

Biology Study Guide Test 11 Answer all questions in complete sentences, in your own words, on a separate piece of paper.. Due Wednesday 4/11/18 1. Why are decomposers necessary for the continuatio... n of life on Earth? Decomposers help make the nutrients that were contained in detritus available again to the autotrophs in the ecosystem 2.Describe the organization and parts of an ecosystem.1. Population, community, ecosystem, and biosphere. 3.What is the simplest grouping of more than one kind of organism in the biosphere? community 4.What are 3 different methods of studying ecology?1. Observation, modeling, and experimentation. 5.Describe how you would use each method for studying ecology. Observing: The act of carefully watching something over time. Modeling: used to explore organisms and whole ecosystems in ways that would not be possible in a natural system. Experimentation: when scientists perform in a lab or in the natural area where the organisms live. 1. Figure 1 6.Describe and list the producers and consumers in Figure 11. The only produce is algae and the consumers are zooplankton, small fishes, squid, and shark. 7.What is a food chain? Is a linear network of links in a food web starting from producer organisms 8.What is a food web? A food web is a graphical model depicting the many food chains linked together to show the feeding relationships of organisms in an ecosystem. 9.Please define: heterotroph, consumer, decomposer, detritivores, autotroph 10. Please define: omnivore, herbivores, ecology 11. What do chemosynthetic bacteria do to produce their own food? They make food using energy from chemical reactions, often combining hydrogen sulfide or me [Show More]

Last updated: 1 year ago

Preview 1 out of 3 pages