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2016 INTEGRATED SCIENCE- Ecology Pre-test
Unit Three Biogeochemical Cycles, Climate Change, Ecology
Community Interactions
1. The place where an organism lives and that provides the things the organism needs is called its
a. habitat
c. community
b. shelter
d. population
2. What is a niche?
a. Characteristic that allows a species to live successfully in its environment.
b. The way a species makes its living (its job).
c. Process in which a species becomes better suited to its environment
d. The study of how living things interact with each other and with their environment.
3. Choose the answer that explains how species are affected in the symbiotic relationship of mutualism
a. Both species benefit
c. One species benefits; the other species is unharmed b.
Neither species benefits
d. One species benefits; the other species is harmed
4. Choose the answer that names the type of symbiotic relationship where one species benefits and the
other species is unharmed.
a. mutualism
c. parasitism
b. commensalism
d. symbiosis
5. Choose the answer that names the type of symbiotic relationship where one species benefits and the
other species is harmed.
a. mutualism
c. parasitism
b. commensalism
d. symbiosis
6. Which of the following best describes the competitive exclusion principle?
a. One organism cannot survive unless another organism is with it.
b. Two organisms cannot survive if both are using the same resource.
c. When resources are abundant, there will only be one species.
d. None of the above.
7. An interaction in which one organism kills and eats another is called:
a. predation
c. adaptation
b. symbiosis
d. competition
8. An organism that changes the environment that it lives in is called a(n)
a. Ecosystem Engineer
b. builder
c. destroyer
d. A and C
Nitrogen Cycle
9. Which process describes nitrogen fixation?
a.
animals eat plants containing nitrogen and return it to the soil through urination
b.
bacteria take nitrogen from the air and convert it to a form usable by plants
c.
organisms die and are decomposed into ammonia in the soil
d.
plants take nitrogen from the air and store it in their leaves.
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10. Which of the following are ways that nitrogen can be fixed?
a. lightning
b. nitrogen fixing bacteria
c. brush fire
d. A and B
11. How can fixed nitrogen be returned to the ground?
a. fertilizers
b. plant and animal waste
c. plant and animal decomposition
d. all of the above
12. Nitrogen is a limiting nutrient.
a. True
b. False
Carbon Cycle
Complete the matching
A. Photosynthesis
B. Respiration
C. Diffusion
D. Weathering and Erosion
E. Volcanic Eruption
13._____ Atmosphere to Biosphere
14._____ Lithosphere to hydrosphere
15._____ Biosphere to Atmosphere
16._____ Hydrosphere to Atmosphere
17._____ Lithosphere to Atmosphere
Climate Change
18. Climate change is not the same as global warming.
A. True
B. False
19. The term greenhouse effect refers to a glass structure where plants are grown.
A. True
B. False
20. Which statement describes the greenhouse effect the best.
A. The warming of the earth due to incoming heat energy transformed into solar energy.
B. The warming of the earth due to incoming solar energy transformed into heat energy.
C. The cooling of the earth due to incoming solar energy transformed into heat energy.
D. The changing of our climate due to changing weather patterns.
21. The greenhouse gases allow solar energy to pass but not heat energy.
A. True
B. False
22. Climate change can be defined as:
A. The warming of the earth.
B. Solar flares from the sun changing the temperature on earth.
C. Changing weathering patterns due to the warming of the earth.
D. None of the above.
23. An increase in the average temperature on Earth is called:
A. Climate Change
B. Greenhouse Effect
C. Global Warming
D. B and A
Greenhouse Gases
24. The link between increasing CO2 concentration and increasing global temperature is:
A. Strong
B. Weak
C. CO2 isn’t a greenhouse gas
D. None of the above
25. Which of the following is not a greenhouse gas?
A. CO2 (Carbon Dioxide)
B. O2 (Oxygen)
C. CH4 (Methane)
D. Water Vapor
26. If the concentration of greenhouse gases continues to increase:
A. We can expect climate change
B. We can expect global warming
C. Nothing
D. A and B
Water Cycle
Complete the matching
A. Evaporation
27._____
B. Condensation
28._____
C. Precipitation
29._____
D. Transpiration
30._____
Solid or liquid water falling from the atmosphere.
Liquid water moving through plants and evaporating at the leaves.
Liquid water transforming into water vapor.
Water vapor transforming into liquid water.
31. Which of the following provides the energy to drive the water cycle?
A. Air
B. Sun
C. Electrical
D. Thermal
Tucson Water
32. What does CAP stand for?
A. Canal Arizona Project
C. Central Arizona Project
B. Central Aqueduct Project
D. None of the above
33. Where does Tucson get its water from?
A. Colorado River
C. The ocean
B. Underground
D. A and B
34. When the land has dropped in elevation due to underground water pumping, what has happened?
A. The “drops”
B. Subsidence
C. Avoidance
D. Dropance
35. In Tucson, water that travels the sewage system is treated and cleaned. This reclaimed water is then
sent where?
A. Back to people’s homes
B. The ocean
C. Irrigation Systems
D. B and C
36. Water is a renewable resource.
A. True
B. False
Ecology
37. What is ecology?
A. Characteristic that allows a species to live successfully in its environment.
B. The way a species makes its living
C. Process in which a species becomes better suited to its environment
D. The study of how living things interact with each other and with their environment.
38. The process in which plants and algae make food using water, sunlight, and carbon dioxide is called
A. Photosynthesis
B. Solar Genesis
C. Abiogenesis
D. Respiration
39. The non-living parts of a habitat are called____________________________ factors.
A. foundation
B. biotic
C. abiotic
D. abnegating
40. Consumers that eat producers to get energy are called ____________.
A. Primary consumers
B. Tertiary consumers
C. Secondary consumers
D. Transformers
41. Organisms that cannot make their own food are called __________.
A. producers
B. heterotrophs
C. autotrophs
D. A and C
Use the diagram below to answer questions 42 and 43.
42. Which organisms are the producers in this ecosystem?
A. algae
B. water fleas
C. minnows
D. bass
43. At which level of this energy pyramid is the LEAST energy available?
A. level A
B. level C
C. level B
D. level D
Use the diagram below to answer question 44 and 45.
44. Which organism in this food web fills the role of producer?
A. mouse
B. grass
C. rabbit
D. deer
45. In this food web the mountain lion is
A. a producer
B. a primary consumer
B. a secondary consumer
D. a tertiary consumer
46. What is the name of an organism that eats both plant and animals?
A. Omnivore
B. Carnivore
C. Herbivore
D. Vegan
47. How much energy is passed between each trophic level in a food chain?
A. 5%
B. 10%
C. 15%
D. 20%
48. Which of the following is the correct order of levels of organization?
A. Organism → Community → Population → Ecosystem
B. Biosphere → Population → Organism → Organ System
C. Molecules→ Cells → Tissue → Organ
D. Biome → Ecosystem → Community → Biosphere