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 continuation of life on Earth?
...
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 continuation 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]