1. Biology Ecology Vocabulary: I. Primary succession is….:
A. A rule stating that no two species can occupy the same niche in the same habitat at the same time.
B. Succession that occurs on surfaces where no soil is present.
C. When a disturbance is over, community interactions tend to restore the ecosystem to its original condition in this process.
D. When primary succession begins, there is no soil just ash and rock, the first species to populate the area. 1

2. Biology Ecology Vocabulary: II. Biotic factors are….:
A. Physical or nonliving factors that shape an ecosystem.
B. Any necessity of life.
C. The series of predictable changes that occur in a community over time.
D. The biological influences on organisms within an ecosystem. 2

3. Biology Ecology Vocabulary: A. Exponential. B. Primary. C. Symbiotic.
III. Mt. Saint Helens erupted on May 18th What type of succession has been occurring since then?
A. Exponential.
B. Primary.
C. Symbiotic.
D. Secondary. 3

4. Biology Ecology Vocabulary: A. 85%. B. 118%. C. 360% D.1.18%.
IV. Bobby consumed 2400 C in 24 hours and determined that he lost 2040 C as body heat in the same amount of time: what is Bobby’s percent heat loss?
A. 85%.
B. 118%.
C. 360%
D.1.18%. 4

5. Biology Ecology Vocabulary: A. Logistic measure. B. Validity measure.
V. A student research team conducted an experiment on the effects of fungicides on bean germination a second time: this is an example of (a)….:
A. Logistic measure.
B. Validity measure.
C. Data quantification.
D. Reliability measure. 5

6. Biology Ecology Vocabulary:
VI. An omnivore would affect which trophic level(s) of an ecological pyramid?
A. Producer level only.
B. Producer AND consumer levels.
C. Top-consumer level only.
D. Second and third trophic levels. 6

7. Biology Ecology Vocabulary:
VIII. Which trophic level of the desert food web has the smallest energy and biomass?
A. Top-level carnivores.
B. First level consumers.
C. Herbivores (insects;
Lizards; rodents).
D. Desert plants. 7

8. Biology Ecology Vocabulary: IX. An invasive species is….:
A. Like Himalayan blackberries.
B. Like native Washington shell fish.
C. Like fishers of Olympic National Park.
D. Carbon dioxide in ocean water. 8

9. Biology Ecology Vocabulary: A. 5600 / km2. B. 44 / km2. C. 0.56 / km2.
X. A research team counted 56 hawks in a 100 km area. The population density of the hawks per kilometer is…:
A / km2.
B. 44 / km2.
C / km2.
D / km2. 9

10. Biology Ecology Vocabulary: A. Logistic measure. B. Validity measure.
XI. A student research team conducting an experiment on the effects of fungicides on bean germination carefully cleaned the fungicide applicator: this is an example of….:
A. Logistic measure.
B. Validity measure.
C. Data quantification.
D. Reliability measure. 10

11. Biology Ecology Vocabulary:
XII. What is the term used to describe where a population of organisms levels off in logistic growth?
A. Density-dependent
Limiting factor.
B. Carrying capacity.
C. Niche.
D. Chemosynthesis. 11