[UCSB] EEMB 2 - MIDTERM 1 EXAM
Questions and Verified Answers
100% Guarantee Pass
1. What is ecology?
Answer: The distribution and abundance of organisms and WHY (what factors, interactions, etc.)
2. What book did Aristotle write that contributed to ecology? What did he
contribute?
Answer: Historia Animalium; he was able to explain 'divine' events with natural processes
3. What book triggered the environmental movement of the 60's, and the first
time ecology was seen as rigorous and serious?
Answer: Silent Spring by Rachel Carson
4. Any environment is made up of its and com-
,ponents.
Answer: Biotic and abiotic
5. What are abiotic components? Give examples.
Answer: Nonliving components of an environment,
e.g. temperature, soil composition, etc.
6. What are biotic components? Give examples.
Answer: Living components of an environment, e.g. competition, predation, etc.
7. We learn less and less as we move (lower/higher) on the biological scales.
Answer: -
Higher
8. What is a population?
Answer: Two or more individuals of the same species in a defined geographical location
9. What is a community?
Answer: Two or more populations of two or more ditterent species living in a defined
geographical location
,10. What is an ecosystem?
Answer: A collection of communities and their physical environment
11. What 3 'spheres' make up the biosphere?
Answer: Lithosphere, hydrosphere, and atmosphere
12. We gain but lose when making experiments to study
ecology (rather than studying ecology out as it is naturally)
Answer: We gain accuracy but lose authenticity
13. What is the purpose of ecology?
Answer: To predict, manage, and control the environment
14. How do we use statistics to estimate the size of a population?
Answer: By taking a random
sample to act as a small representative subset and basing our estimate ott of that
15. P-value
Answer: The probability value; how much 'confidence' we have in our conclusions (if less than 5%, generally
acceptable)
, 16. What do we use frequency distribution for?
Answer: To find probability
17. Is biological data generally distributed in a 'normal' curve?
Answer: Yes
18. What does the Z-test in statistics tell us?
Answer: How much above or below the mean something is
19. What is Graunt the father of?
Answer: Demography (1662)
20. What kind of growth was Leeuwenhoek interested in?
Answer: Population growth (ie, insects)
(1687)
Questions and Verified Answers
100% Guarantee Pass
1. What is ecology?
Answer: The distribution and abundance of organisms and WHY (what factors, interactions, etc.)
2. What book did Aristotle write that contributed to ecology? What did he
contribute?
Answer: Historia Animalium; he was able to explain 'divine' events with natural processes
3. What book triggered the environmental movement of the 60's, and the first
time ecology was seen as rigorous and serious?
Answer: Silent Spring by Rachel Carson
4. Any environment is made up of its and com-
,ponents.
Answer: Biotic and abiotic
5. What are abiotic components? Give examples.
Answer: Nonliving components of an environment,
e.g. temperature, soil composition, etc.
6. What are biotic components? Give examples.
Answer: Living components of an environment, e.g. competition, predation, etc.
7. We learn less and less as we move (lower/higher) on the biological scales.
Answer: -
Higher
8. What is a population?
Answer: Two or more individuals of the same species in a defined geographical location
9. What is a community?
Answer: Two or more populations of two or more ditterent species living in a defined
geographical location
,10. What is an ecosystem?
Answer: A collection of communities and their physical environment
11. What 3 'spheres' make up the biosphere?
Answer: Lithosphere, hydrosphere, and atmosphere
12. We gain but lose when making experiments to study
ecology (rather than studying ecology out as it is naturally)
Answer: We gain accuracy but lose authenticity
13. What is the purpose of ecology?
Answer: To predict, manage, and control the environment
14. How do we use statistics to estimate the size of a population?
Answer: By taking a random
sample to act as a small representative subset and basing our estimate ott of that
15. P-value
Answer: The probability value; how much 'confidence' we have in our conclusions (if less than 5%, generally
acceptable)
, 16. What do we use frequency distribution for?
Answer: To find probability
17. Is biological data generally distributed in a 'normal' curve?
Answer: Yes
18. What does the Z-test in statistics tell us?
Answer: How much above or below the mean something is
19. What is Graunt the father of?
Answer: Demography (1662)
20. What kind of growth was Leeuwenhoek interested in?
Answer: Population growth (ie, insects)
(1687)
