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BBE Quiz Questions and Answers Graded A+
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Exam of 19 pages for the course BBE at BBE (BBE Quiz Questions)
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BBE Quiz QuestionsAccording to Dave Morris's 'The Once and Future Carbohydrate Economy', "In 1820, Americans used two tons of [plant matter] for every one ton of [coal/oil]... But by 1975 Americans used ________ ton(s) of [coal/oil] for every one ton of [plant matter]." - answer Eight
Natural Resources Include - answer Land
Water
Fossil Fuels Non-metallic minerals
Metallic minerals
Air
The US is a net exporter of iron ore - answer True
According to the 2017 U.S. Energy Information Administration's report on proven crude oil reserves by country, the top two countries are 1. Venezuela and 2. Saudi Arabia. Which country ranks third for largest volume of proven reserves? - answer Canada
Bio renewable resources are a subset of nonrenewable resources - answer False
In the Irresponsible Pursuit of Paradise (IPP) text the author wrote that the three pillars of sustainability are ecology, economy and society. What was his point? - answer healthy society must balance economics with the environmental protection
In the book "The Irresponsible Pursuit of Paradise" the author suggests that all of the products we consume have their origin in ________________. - answer Mining, Forest Harvesting, or Agriculture
In his video Hans Rosling indicated that 1/7th of the population (1 billion of the total of 7 billion) use about ________ of the energy. - answer50%
What was the current R/P ratio for crude oil in 2010? - answer About 43 years
The graph showing the % consumption of various materials from the developed nations was super interesting. It showed that these countries often consumed about 50% of the global resources yet represent only about _______% of the global population. - answer11% According to Hans Rosling, how many people live below the poverty line and don't have electricity? - answer2 billion
Assume the Proven Reserves of the mineral cambium are 50 tons and the consumption
rate of cambium is 2 tons per year. What is the R/P ratio? - answer25 years
How to calculate R/P ratio - answer Proven reserves / consumption rate
If someone asked you if we should be concerned about running out of petroleum (crude oil) in about 40 years what would your response be? - answer No probably not. We really will never run out of anything -- it may get unrealistic with expense but we won't run out
In the video Hans talked about the 4 billion people that live between the poverty line and
"the airline". Of these 4 billion about how many people have washing machines? - answer1 billion
Globally consumption of minerals is about 12 tons per person per year. However, this is slightly misleading because - answer wealthy developed countries consume much more
and poorer countries consume much less
Figure 2 showed the % consumption of different resources for the developed nations. It showed that in the year 2010 these countries consumed about __________ of the global petroleum consumption. - answer50%
Assume the world population at the end of 2017 was 7.4 billion people. The population growth rate in 2018 is 1.07%. How many more people were on the planet at the end of 2018? - answer80 million more
One of the big environmental issues with mining of metals is the tailing ponds. What are
"tailings"? - answerThe leftover crushed rock after the metals are extracted.
When people talk about "ore" what are they referring to? If you don't know, you may need to google it. - answerA naturally occurring solid material from which a metal or valuable mineral can be profitably extracted.
Which impact is most important? - answerimpacts to human health
What example was used to explain the concept 'it takes more resources to extract more resources"? - answerMountaintop coal mining
Which of the following reasons were given for why countries import resources? - answerCheaper because of cheap labor, no local supply, cheaper because of relaxed environmental regulations From the video, the taconite in the Mesabi formation contains about ___% iron. - answer30%
The Mesabi Iron Range mine video spent some time highlighting the steps the company
took to protect the environment. - answerTrue
Because we are starting to see consumption as the problem Chapter 7 suggested a couple of options: recycling and materials use efficiency. What best describes materials use efficiency? - answerBuilding the same product with less material
Chapter 7 of our text quoted _______(what author)____ when they cited "The tendency for environmental impacts to rise as ore quality and accessibility decline suggests there are limits to metals consumption even if physical availability is not limited." - answerCanadian mining experts
The carbon cycle is drawn out in Figure 1. How much carbon is being emitted from human activity? - answer9 billion metric tons
Plants take carbon dioxide out of the atmosphere because of photosynthesis. Living plants also put carbon dioxide back in the atmosphere through a process called _____________. - answerRespiration
In the NASA video showing carbon dioxide concentrations in the atmosphere (A Year in the Life of Earth's CO2) the red colors in the northern hemisphere start to fade (concentrations are reduced) because of ____________. - answerPlant uptake of carbon dioxide
The cool graphic on carbon dioxide concentrations over time (since like 800,000 BCE) showed some interesting things. What was the approximate concentration of CO2 in the
atmosphere in 1979? - answer330 ppm
Water vapor is considered a greenhouse gas - answerTrue
In the NASA video showing carbon dioxide concentrations in the atmosphere (A Year in the Life of Earth's CO2) what season showed the highest concentration of carbon dioxide in the northern hemisphere? - answerWinter (when no plants are growing)
Figure 1 notes _________ billion metric tons of carbon being emitted from microbial respiration. - answer60
Since this class is about biorenewable resources (stuff from plants) it is good to note that plants take up carbon from the atmosphere in the form of carbon dioxide. According
to Figure 1, how much carbon do plants take up through photosynthesis? - answer123 billion metric tons
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