Online Degrees and CLEP and DSST Exam Prep Discussion
ALEKS Statistics - Printable Version

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ALEKS Statistics - Lady Grace of Pemberley - 12-06-2012

Wolley Wrote:Is this the Environment Humanity document you were referrring to?

http://www.dantestestprep.com/free-study-guides-and-practice-tests/pdfs/DTP-Environment-and-Humanity-Study-Guide-And-Practice-Test.pdf

That looks like a great resource, too (I have used that company's documents before and they are very helpful), but that's not the document I was referring to previously. I think the person who posted the document I was referring to had a username like "snyderm"? Maybe. I think, again, it was the 55th post on the specific thread for this exam. The document is more like a collection of typed notes. Hope that you can find it; it was so helpful! Smile

EDIT: This may be the link -- sorry I can't check it out! http://www.degreeforum.net/specific-exam-feedback-instantcert-subscribers-only/1529-environment-humanity-dsst-6.html


ALEKS Statistics - Wolley - 12-06-2012

Hello Lady Grace of Pemberton

I believe I found the Snyderm Word document that you were referring to. I found a 14 page Word document on the forum. I could not include in this post as an attachment but I cut and pasted some of the text below. Please tell me if you think this is the correct document. Thanks!

Mike

Know the US is the largest consumer of pretty much everything globally; from this one fact, you can infer the correct answer to quite a few questions.

Know America's favorite hobby is gardening of one type or another...extrapolate from there

Know that 60% of all manmade CO2 in the atmosphere is from motor vehicles; this plays into a couple of questions

Be familiar with "Cultural Eutrophication " (Eutrophication - Wikipedia, the free encyclopedia) (Natural & Cultural)

Cultural (or Artificial) Eutrophication - occurs when human activity introduces increased amounts plant nutrients, which speed up plant growth and eventually choke the lake of all of its animal life.
Natural Eutrophication - is a natural process that occurs in an aging lake or pond as that body of water gradually builds up its concentration of plant nutrients
Eutrophication by itself is not a bad thing and is naturally occurring in the life cycles of some lakes however, when humans increase the amount of nutrients (most commonly through pollution)this result in an excessive growth of plant life known as an algal bloom which can turn anaerobic and kill animals and plant life in the body of water.
I also recall 2 questions about phosphorous and how it figures into cultural eutrophication and wastewater treatment

Phosphorous
Phosphorus is often regarded as the main culprit in cases of eutrophication in lakes subjected to point source pollution from sewage. The concentration of algae and the trophic state of lakes correspond well to phosphorus levels in water. Humankind has increased the rate of phosphorus cycling on Earth by four times, mainly due to agricultural fertilizer production and application.

Wastewater Treatment
Phosphorus removal is important as it is a limiting nutrient for algae growth in many fresh water systems. It is also particularly important for water reuse systems where high phosphorus concentrations may lead to fouling of downstream equipment such as reverse osmosis.

Know the role of the EPA and the subsidies that direct support them.

The EPA is a federal agency charged with protecting human health and the environment, by writing and enforcing regulations based on laws passed by Congress.

Know about ambient air and EPA

The Clean Air Act requires the EPA to set National Ambient Air Quality Standards for pollutants considered harmful to public health and the environment.

Primary standards set limits to protect public health, including the health of "sensitive" populations such as asthmatics, children, and the elderly.

Secondary standards set limits to protect public welfare, including protection against decreased visibility, damage to animals, crops, vegetation, and buildings.


Recognize what form of transportation is NOT considered mass transit.

Mass transit is a vehicle that transports more than a few people. Examples of Mass Transport: buses, trains, subways etc.

What is not public transportation - your van

Know what an omnivore, carnivore, detrivore, and herbivore are.

Omnivore (study hint “oink oink) is a species that eat both plants and animals as their primary food source. They are opportunistic, general feeders not specifically adapted to eat and digest either meat or plant material primarily. Pigs are one well-known example of an omnivore.

Herbivores are animals that are adapted to eat plants. Herbivory is a form of predation in which an organism consumes principally autotrophs such as plants, algae and photosynthesizing bacteria.

Carnivores meaning 'meat eater' is an organism that derives its energy and nutrient requirements from a diet consisting mainly or exclusively of animal tissue, whether through predation or scavenging.

Detrivores (earth worms) obtain nutrients by eating dead and rotten things.

How a law is formulated in Congress (legislative process) (Youtube—School of Rock, How a bill becomes a law)

A member of congress or the senate proposes a bill to the committee as a sponsor. If the committee approves the bill it is taken to the house of congress to be voted on and if it passes it is moved to the senate where it is voted on again. If it is approved it sent to the President for signature or he can choose to veto it. Once the President signs the bill it becomes a law.

Effects of U.S. government subsidies for "Big Oil" corporations
Subsidies such as large tax breaks, zero interest rate bonds, and exemptions from royalty payments have allowed Big Oil to grow at excess rates within the country.


What country is the biggest producer of Hazardous Waste
The United States of America

The feature found in "state of the art" landfills

Double HDEP Liners

The primary suggested method of disposing municipal solid waste as per EPA guidelines

Preventing the waste in the first place followed by recycling. (The preferred elimination method of waste--should be recycle.)

What region of the U.S. is most affected by acid rain

The Northeast

Where the "Taiga" biome figures in as related to temperate climates

Taiga also known as the boreal forest, is a biome characterized by coniferous forests. Long and cold winters are the dominant feature of the Taiga Biome. The temperature in a taiga biome can range from -76 to 104 degrees.

The two main factors that influence a region's climate

Temperature and Precipitation

The definition of ecology, biomes, and ecosystems.

Ecology – is the scientific study of the distributions, abundance, share affects, and relations of organisms and their interactions with each other in a common environment.

Biomes - are climatically and geographically defined as similar climatic conditions on the Earth, such as communities of plants, animals, and soil organisms and are often referred to as ecosystems.

Ecosystems - refers to the combined physical and biological components of an environment.

Global warming and the Greenhouse Effect- (The hows, whys, and impact on the future.)

Global Warming - is a recent warming of the Earth's surface and lower atmosphere, it is believed to be the result of a strengthening of the greenhouse effect mostly due to human-produced increases in atmospheric greenhouse gases.

Greenhouse Effect - The greenhouse effect is a process by which radiative energy leaving a planetary surface is absorbed by some atmospheric gases, called greenhouse gases. They transfer this energy to other components of the atmosphere, and it is re-radiated in all directions, including back down towards the surface. This transfers energy to the surface and lower atmosphere, so the temperature there is higher than it would be if direct heating by solar radiation were the only warming mechanism

Future impacts could be melting of the polar ice caps, destruction of coral reefs, severe winters and summers, excessive rain fall in some areas and not enough in others, drought etc.

What topic regarding greenhouse effect do scientists argue about?

They argue about the actual heating of the earth, is CO2 a greenhouse gas, and if there are heat flares in the ozone layer.

The different greenhouse gasses (Carbon monoxide vs dioxide and what they do)

Carbon monoxide (CO) is only a very weak direct greenhouse gas, but has important indirect effects on global warming. Carbon monoxide reacts with hydroxyl (OH) radicals in the atmosphere, reducing their abundance. As OH radicals help to reduce the lifetimes of strong greenhouse gases, like methane, carbon monoxide indirectly increases the global warming potential of these gases.


ALEKS Statistics - Lady Grace of Pemberley - 12-06-2012

Yes! That's it! Smile Well, hope you find it as helpful as I did, and good luck on your exam! Let me know how it goes! Smile


ALEKS Statistics - Wolley - 12-06-2012

I certainly will let you know. After reading a number of posts on this forum, I am confident that these notes will be very helpful in my preparation of the DSST exam. Thank you again and God Bless You!


ALEKS Statistics - Organist - 12-28-2012

Hello Lady Grace of Pemberley

I took the Environmental and Humanity test today and scored and disappointing 44. There were many questions on the exam that I did not see in Instantcert, the Snyderm notes, and other notes used to study for the exam. Thanks again for your help and encouragement.

Mike


ALEKS Statistics - Lady Grace of Pemberley - 12-28-2012

Organist Wrote:Hello Lady Grace of Pemberley

I took the Environmental and Humanity test today and scored and disappointing 44. There were many questions on the exam that I did not see in Instantcert, the Snyderm notes, and other notes used to study for the exam. Thanks again for your help and encouragement.

Mike

I'm so sorry to hear that!! That must be discouraging being only a few points away from passing. Sad You're almost done, though, so keep at it! Are you going to take the ALEKS course instead?


ALEKS Statistics - Organist - 12-28-2012

I do not think I will take the ALEKS course. I may re-take the Astronomy course. Do you know of any good Astromony notes or study sources on this forum? I only need 3 more credits to complete my natural science requirements. Your continued encouragements is appreciated.


ALEKS Statistics - sanantone - 12-28-2012

Organist Wrote:Hello Lady Grace of Pemberley

I took the Environmental and Humanity test today and scored and disappointing 44. There were many questions on the exam that I did not see in Instantcert, the Snyderm notes, and other notes used to study for the exam. Thanks again for your help and encouragement.

Mike

I'm sorry to hear that. This series would have probably helped. Their programs tend to fill in the gaps left by Instantcert.
Resource: The Habitable Planet: A Systems Approach to Environmental Science


ALEKS Statistics - Organist - 12-28-2012

Thanks again. With God's help, I will eventually get the college degree that I seek.


ALEKS Statistics - Lady Grace of Pemberley - 12-28-2012

Organist Wrote:I do not think I will take the ALEKS course. I may re-take the Astronomy course. Do you know of any good Astromony notes or study sources on this forum? I only need 3 more credits to complete my natural science requirements. Your continued encouragements is appreciated.

There is a good document in the Specific Feedback section that may help you out, and I posted more of my thoughts on this exam in the middle of this post. (above the info for the Natural Sciences CLEP) That's probably a good idea to re-take that DSST, since you will already have a general idea regarding what it will cover. Smile The Free Clep Prep practice test is the only practice test I could find, but it was quite accurate. Let me know if you have any more questions about this test, and good luck! Smile