Page 1 of 41
BIO 182 FINAL Exam ALL QUESTIONS AND CORRECT ANSWERS
LATEST UPDATE THIS YEAR NEW!!
QUESTION: Biodiversity is considered important because of
1. the ecosystem services provided by a healthy ecosystem
2. the direct economic benefit, such as medicine and food
3. all of the above
4. the aesthetic value (beauty and enjoyment) - ANSWER-all of the above
QUESTION: The percentage of oxygen and carbon dioxide in the atmosphere is
1. 20% oxygen, 4% carbon dioxide
2. 21% oxygen, 0.04% carbon dioxide
3. 19.5% oxygen, 0.004% carbon dioxide - ANSWER-21% oxygen, 0.04% carbon dioxide
QUESTION: The burning of fossil fuels has a large impact on the following biogeochemical
1. cycle
1
,Page 2 of 41
2. carbon
3. phosphorus
4. hydrologic
5. calcium - ANSWER-carbon
QUESTION: When excess quantities enter aquatic systems, it can lead to eutrophication.
1. sulfur
2. nitrogen
3. water
4. carbon - ANSWER-nitrogen
QUESTION: Which of the following is a potent greenhouse gases:
1. butane
2. nitrous oxide
3. methane
2
,Page 3 of 41
4. carbon monoxide - ANSWER-methane
Which statement is INCORRECT?
1. temperate forests have more biological diversity that tropical rainforests
2. there is still unexplored biological diversity
3. increased deforestation leads to loss of biological diversity - ANSWER-temperate forests have
more biological diversity that tropical rainforests
QUESTION: Biological diversity is composed of:
1. genetic diversity, sexual diversity, function diversity
2. species diversity, genetic diversity, ecosystem diversity
3. species diversity, process diversity, trophic diversity - ANSWER-species diversity, genetic
diversity, ecosystem diversity
QUESTION: Ecosystem diversity
1. is primarily associated with aquatic habitats
2. refers to the structure and function of different biomes
3
, Page 4 of 41
3. includes only ecosystems with high species diversity
4. is the diversity of animal species within a defined geographical area - ANSWER-refers to the
structure and function of different biomes
QUESTION: Major threats to biological diversity do NOT include:
1. ecosystem stability
2. habitat loss
3. climate change
4. invasive species
5. pollution - ANSWER-ecosystem stability
QUESTION: A large population size is important so that a species
1. does not lose large amounts of genetic diversity
2. can cover a large enough area
3. does not change its trophic level - ANSWER-does not lose large amounts of genetic diversity
4
BIO 182 FINAL Exam ALL QUESTIONS AND CORRECT ANSWERS
LATEST UPDATE THIS YEAR NEW!!
QUESTION: Biodiversity is considered important because of
1. the ecosystem services provided by a healthy ecosystem
2. the direct economic benefit, such as medicine and food
3. all of the above
4. the aesthetic value (beauty and enjoyment) - ANSWER-all of the above
QUESTION: The percentage of oxygen and carbon dioxide in the atmosphere is
1. 20% oxygen, 4% carbon dioxide
2. 21% oxygen, 0.04% carbon dioxide
3. 19.5% oxygen, 0.004% carbon dioxide - ANSWER-21% oxygen, 0.04% carbon dioxide
QUESTION: The burning of fossil fuels has a large impact on the following biogeochemical
1. cycle
1
,Page 2 of 41
2. carbon
3. phosphorus
4. hydrologic
5. calcium - ANSWER-carbon
QUESTION: When excess quantities enter aquatic systems, it can lead to eutrophication.
1. sulfur
2. nitrogen
3. water
4. carbon - ANSWER-nitrogen
QUESTION: Which of the following is a potent greenhouse gases:
1. butane
2. nitrous oxide
3. methane
2
,Page 3 of 41
4. carbon monoxide - ANSWER-methane
Which statement is INCORRECT?
1. temperate forests have more biological diversity that tropical rainforests
2. there is still unexplored biological diversity
3. increased deforestation leads to loss of biological diversity - ANSWER-temperate forests have
more biological diversity that tropical rainforests
QUESTION: Biological diversity is composed of:
1. genetic diversity, sexual diversity, function diversity
2. species diversity, genetic diversity, ecosystem diversity
3. species diversity, process diversity, trophic diversity - ANSWER-species diversity, genetic
diversity, ecosystem diversity
QUESTION: Ecosystem diversity
1. is primarily associated with aquatic habitats
2. refers to the structure and function of different biomes
3
, Page 4 of 41
3. includes only ecosystems with high species diversity
4. is the diversity of animal species within a defined geographical area - ANSWER-refers to the
structure and function of different biomes
QUESTION: Major threats to biological diversity do NOT include:
1. ecosystem stability
2. habitat loss
3. climate change
4. invasive species
5. pollution - ANSWER-ecosystem stability
QUESTION: A large population size is important so that a species
1. does not lose large amounts of genetic diversity
2. can cover a large enough area
3. does not change its trophic level - ANSWER-does not lose large amounts of genetic diversity
4
