BBE 1002 Final Exam Questions and Answers Latest Update Verified 100%
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BBE 1002
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BBE 1002
BBE 1002 Final Exam Questions and Answers Latest Update Verified 100%
True or False?
The US is a net exporter of iron ore. (Lesson 1)
True
The US imports about _______% of the copper it consumes. (Lesson 1)
30%
According to Dave Morris's 'The Once and Future Carbohydrate Economy', "In 1820,...
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BBE 1002 Final Exam Questions and Answers Latest
Update Verified 100%
True or False?
The US is a net exporter of iron ore. (Lesson 1)
True
The US imports about _______% of the copper it consumes. (Lesson 1)
30%
According 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]." (Lesson 1)
Eight
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?
Canada
Biorenewable resources are a subset of non-renewable resources.
False
In the book "The Irresponsible Pursuit of Paradise" the author suggests that all of
the products we consume have their origin in ________________.
mining, forest harvesting, or agriculture.
In the book Irresponsible Pursuit of Paradise (IPP) the authors main frustration
seems to be: (Lesson 1)
People like to consume things but don't like extracting the resources needed to make
these things.
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. (Lesson 2)
50%
In Hans Rosling's video he suggested that the growth in population by the
poorest people would result in the biggest increase in energy use. (Lesson 2)
False
When we think about consumption of resources there is both indirect and direct
consumption. Match the following: (Lesson 2)
Gasoline in our car - direct
Electricity for our home - direct
Copper for the electric wires along the road - indirect
concrete used in the roadway - indirect
toothpaste - direct
True or False?
Figure 2 in the reading for the lesson suggests that cement consumption in the
wealthy nations is going up over time. (Lesson 2)
False
,On average, each person in the US consumes about ________ lbs of mineral,
metal, and fossil resources per year. (Lesson 2)
about 40,000 lbs
Globally consumption of minerals is about 12 tons per person per year. However,
this is slightly misleading because (Lesson 2)
wealthy developed countries consume much more and poorer countries consume much
less.
Assume the Proven Reserves of the mineral bambium are 50 tons and the
consumption rate of bambium is 2 tons per year. What is the R/P ratio? (Lesson
2)
25 years
What was the current R/P ratio for crude oil in 2010? (Lesson 2)
about 43 years
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? (Lesson 2)
1 billion
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? (Lesson 2)
about 80 million more
What are people most concerned about when they are arguing "Not in my
backyard"? (Lesson 3)
local environmental issues
From the video, the taconite in the Mesabi formation contains about ___% iron.
(Lesson 3)
30%
What was one of the reasons, cited in the text, that there was a spike in oil prices
in the 1970's? (Lesson 3)
US oil production slowed
What example was used to explain the concept 'it takes more resources to extract
more resources"? (Lesson 3)
Mountaintop coal mining
Which of the following reasons were given for why countries import resources?
(Lesson 3)
It's cheaper because of cheap labor.
There is no local supply.
It's cheaper because of relaxed environmental regulations.
Match the stages of life cycle. (Lesson 3)
Mining of iron ore - Extraction
Making steel from iron ore - Production
Recycling a car - End of life
Driving a car - Use
Building a car - Production
One of the big environmental issues with mining of metals is the tailing ponds.
What are "tailings"? (Lesson 3)
, The leftover crushed rock after the metals are extracted.
Which best describes the concept "it takes resources to extract resources"?
(Lesson 3)
It takes water and fossil fuels to extract minerals or fossil fuels.
In Chapter 7 they cited a study that looked at the recycling rates of 60 different
metals. They found that the recycling rate for over half of them was ___________.
(Lesson 3)
less than 1%
Given that we don't want to mine new resources because of environmental
damage, we have to find ways to reduce consumption. What did Chapter 7 say
about steel recycling? (Lesson 3)
There is a significant benefit in recycling steel.
Figure 3 shows the carbon dioxide emissions to the atmosphere from the
different sources. In 1900 the greatest CO2 emissions were from _________.
(Lesson 4)
Land Use Change
True or False? Water vapor is considered a greenhouse gas. (Lesson 4)
True
The carbon cycle is drawn out in Figure 1. How much carbon is being emitted
from human activity? (Lesson 4)
9 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 _____________. (Lesson 4)
respiration
The topic of biorenewable resources draws on information from all over the
world. As such, sometimes the measurements we use are in metric (e.g. kilogram,
meter) and other times standard units (e.g. lbs, feet). Anything about the carbon
cycle is done in the metric system. "Tons" in the carbon cycle refers to metric
tons. How much is a metric ton? (Lesson 4)
1000 kilograms
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? (Lesson 4)
330 ppm
If you watch the animation called "Pumphandle", it tracks CO2 concentrations
back 800,000 years. In the animation, pre-industrial concentrations were about
___________. (Lesson 4)
280 ppm
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 ____________. (Lesson 4)
plant uptake of carbon dioxide
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
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