Key BIO 182 Practice Exam 1

Bio 182 Practice Exam 1 1) Which of the following are abiotic factors that influence the distribution of organisms? Select all that apply. a) Precipitation b) Vegetation c) Wind d) Sunlight 2) Which of the following organizes the levels of ecology from smallest to largest? a) Ecosystem, Community, Population, Organism b) Organism, Community, Population, Ecosystem c) Ecosystem, Population, Community, Organism d) Organism, Population, Community, Ecology 3) Which of the following biomes is the most extensive? a) Open Oceans b) Tropical Rainforest c) Hot Desert d) Coral Reefs 4) The leeward side of a mountain has more flora and fauna than the windward side of a mountain. a) True b) False 5) What concept focuses on predicting temperature and rainfall patterns on Earth which helps determine the position of biomes? a) Adiabatic Cooling b) Subsidence Zone c) Three Cell Model d) Regional Climate 6) Which biome is found at about 0 degrees to 20 degrees North and South with frequent rain/abundant precipitation? a) Tundra b) Desert c) Tropical Rainforest d) Tropical Deciduous Forest 7) Which population density measurement technique is used to catch small animals or invertebrates that spend most of their life on the ground? a) Line Transects b) Quadrats c) Pitfall Traps d) Mammal Traps e) Mist Nets

8) What is the difference between a clumped and uniform dispersal pattern? a) A clumped dispersal pattern involves resources whereas uniform dispersal does not. b) A uniform dispersal pattern involves resources whereas clumped dispersal does not. c) A clumped dispersal pattern is focused on where resources are clustered while a uniform dispersal pattern is focused on competition. d) None of the above. They are the same thing. 9) According to the following life table, at which age do female lions produce the most offspring? a) 0-1 Years b) 2-3 Years c) 5-6 Years d) 6-7 Years 10) Using the life table above, which year has the greatest decline in survivorship? a) Between 0-1 and 1-2 years b) Between 5-6 and 6-7 years c) Between 9-10 and 10-11 years

19) What does the diversity index take into account when measuring diversity? a) Richness b) Abundance c) Evenness d) All of the above 20) Which hypothesis states that older communities have higher species richness than younger communities? a) Species time hypothesis b) Species area hypothesis c) Species productivity hypothesis d) Species biogeography hypothesis 21) Which imaginary forest has the highest species diversity? a) Forest A with 5 species and a Shannon’s index of 2.78 b) Forest B with 8 species and a Shannon’s index of 1.5 c) Forest C with 7 species and a Shannon’s index of 3.34 22) Which types of disturbances are associated with secondary succession? Select all that apply. a) Floods b) Solidified lava flow c) Fires d) Rainstorm 23) Label which succession model is which in the model below: 1: Facilitation, 2: Inhibition, 3: Tolerance

24) A species that is _____ from the mainland will have a _____ in species richness. a) Closer; decrease b) Closer; increase c) Farther; decrease d) Farther; increase 25) What percentage of energy is lost between trophic levels? a) 0.1% b) 1% c) 10% d) 20% 26) In the image below, which level within the food web is the frog? Secondary Consumer 27) Select all of the following that are greenhouse gases: a) Methane b) Nitrogen c) Carbon Dioxide d) Nitrous Oxide e) Oxygen