ANSWER_KEY_ENVIRONMENTAL SCIENCE EXAM 1 2010-2011

ANSWER_KEY_ENVIRONMENTAL SCIENCE EXAM 1 2010-2011 -...

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University of Asia and the Pacific College of Arts and Sciences Department of Science ENVIRONMENTAL SCIENCE FIRST LONG EXAM January 25, 2011 GENERAL INSTRUCTIONS: The first exam will test your mastery of the content of the course and your scientific reasoning abilities . Content mastery will be measured by how well you recall environmental science terms ( identification ). Scientific reasoning abilities include abilities to explore a problem, to formulate and test hypotheses, to manipulate and isolate variables, and to observe and evaluate consequences. Scientific reasoning ability will be measured by how well you write a scientific essay ( essay ). POINT SYSTEM AND SUGGESTED TIME FRAME: Part Number of items Points per item Total number of points Suggested Time Limit I 15 2 30 15 minutes II 6 70 45 minutes TOTAL 100/100 1 hour
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I. SIMPLE RECALL (30 POINTS) Provide the correct and complete answer for each item. 1. __________ is a species or set of species that has a disproportionate effect on its community or ecosystem relative to its abundance. 2. A type of competition between members of different species is called ____________. 3. ____________ is the rate of biomass production, as well as an indication of the rate of solar energy conversion to chemical energy. 4. Species that create habitats and ecosystems is called _____________. 5. Give one major adaptive response of animals to intraspecific competition. 6. It is a principle which states that for every environmental factor, an organism has both maximum and minimum levels beyond which it cannot survive. 7. _____________ is a description of the role played by the species in a community or the total set of environmental conditions that determine its distribution. 8. The intimate living together of members of two or more species is called _________. 9. ________ is an organism’s feeding status. 10. Give one of the two types of species based on its niche. 11. It is a type of mimicry wherein species that are actually harmless will evolve colors, patterns, or body shapes that mimic species that are poisonous. 12. ________ is the ability of a living system to repair damage after an external disturbance.
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