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Mushroom season is here...


1. Take this field trip to Independence Rock:

Independence Rock

Go to the following website and answer the questions below:

Weathering and Soils

2. What are the basic principles of soil conservation?

3. What is a "Shelter belt"?

4. Explain the difference between Physical Weathering and Chemical Weathering.

5. Describe what happens during "pressure release".

6. Describe what happens during "Wedging".

7. List AND describe the three common chemical reactions associated with chemical weathering.

8. What 3 factors primarily control weathering rates?

9. Why are weathering rates increased in rocks with high porosity and permeability?

10. In what climate types is chemical weathering high?

11. In what climate types is physical weathering high?

12. Define soil.

13. Soil formation is dependent upon weathering and what other processes?

14. Describe the differences between each of the soil horizons.

15. What general soil type is found in the Eastern U.S.?

16. What are the differences between soils formed in an arid climate and soils formed in a humid climate?

17. In what type of areas does the rate of soil formation exceed the rate of soil erosion?

18. What type of soil erosion is dominant in the western U.S.?

19. Take the quiz by clicking on the link below:


Read the material on the following link, and answer the chapter objectives found at the top of that page:

Land Use

Read through the following website, identify the different land uses in the different given areas in Yellowstone, identify problems associated with human activities, and write a 1 page typewritten report including all of the aforementioned information.




When you finish, take the virtual tour!


Go to the following websites and answer the questions below.

Purdue Ag Department

Begin with chapter 1...
1) List and define the 5 factors of soil development.

2) What factors are present when the soil begins to develop?

3) What is a soil profile?

4) What is Till?

5) What was the source of outwash in Indiana?

6) What are lacustrine materials?

7) What process deposited silt in the form of loess?

8) What is alluvium?

9) Relief describes what factor relative to soil formation?

10) Why is climate important in the formation of soils?

11) What is the chief contribution of plants and animals to the formation of soil?

12) Most of Indiana formed under what type of vegetation?

13) How long does it take for horizons to form in parent materials?

14) What makes the surface A horizons in soil dark colored?

15) What has happened to carbonates and some bases in Indiana soils?

16) What are peds, relative to soil structure?

17) List the 6 common types of soil structure.

18) Why is soil structure signifiacnt?

19) What is a soil horizon?

20) List and describe the main soil horizons

Go through this website and answer the questions below:

National Snow and Ice Data Center

21) How does frozen ground form?

22) How will climate change affect frozen ground?

23) What is peat, and how does it affect frozen ground?

24) Where is frozen ground found in the United States?

25) Where does subsea permafrost exist?

If you get the chance, the two links below have a lot of information about soils which you may wish to use.

U. Wisc.

Natural Resources Conservation Service


Go to the following website and complete all parts of the activity.

Ozone data


It is Vernal Equinox today...

Go to the following websites, read through the information, and feel free to play the games...


EPA Air pollution data

Lawrence Berkeley Lab ELSI Project


WHO Indoor Pollution

Broward County

Minnesota Pollution control

Natural Resources Defense Council

Air Now

EPA Kids Club

Spokane Regional Clean Air Agency

Memory Games



Go to the following website for today's lab exercise:



Go to the following website, and IF the computers will allow you to play, play "Smog City". (Hopefully this will work!)

Smog City

If that doesn't work, or if you complete the game, click on the following link and play "ToxMystery". (Once you're there, click on "Getting Started".


If that doesn't work, then click the following link and have a look at "Tox Town".

Tox Town

Then explore the resources provided by the links on the "Tox Town" website linked here:

ToxTown links


Click on the following link to go to todays exercise:

Water Pollution


Do a 1 page double-spaced report on the species listed for your computer number. Font no larger than 12pt, photograph/image may be included but must not take up more than 1/4 of the typing area.

Include preferred habitat, characteristics and description, Common name, scientific name, distribution, Life cycle biology, history (how it got here), dispersal/spread, risk/impact, and management/prevention.

Resource Link to Indiana DNR follows the list.

1) Alewife
2) Asian Clam
3) Bighead Carp
4) Black Carp
5) Blue-Green Algae
6) Braziliam Elodea
7) Channeled Apple Snail
8) Chinese Mystery Snail
9) Common Carp
10) Common/Giant Reed
11) Curlyleaf Pondweed
12) Emerald Ash Borer
13) Eurasian Watermilfoil
14) Hydrilla
15) Purple Loosestrife
16) Alewife
17) Asian Clam
18) Bighead Carp
19) Black Carp
20) Blue-Green Algae
21) Braziliam Elodea
22) Channeled Apple Snail
23) Chinese Mystery Snail
24) Common Carp
25) Common/Giant Reed
26) Curlyleaf Pondweed
27) Emerald Ash Borer
28) Eurasian Watermilfoil
29) Hydrilla
30) Purple Loosestrife
31) Walking Catfish
32) Zebra Mussel

Indiana DNR Invasive Species Resource List - scroll down the page for links to each species

Do this activity for every region:

Biodiversity Mapping


Test tomorrow over chapter 9. All papers will be due at that time.

Use the following web sites to answer the questions below.

Don't miss the links at the page bottom of this one - "differences 2", etc.


Polar Bears


World Population Clock

U.S. Demographics

IDB Summary Demographic Data

World Trade Organization

Swededn/Mexico demographics

1) List at least 3 reasons why developing countries have high birth rates.

2) List at least 3 reasons why developed countries have low birth rates.

3) List at least 3 reasons why developing countries have high death rates.

4) List at least 3 reasons why developed countries have low death rates.

5) Compare the general death rates for Africa with that of North America.

6) List at least 4 reasons for higher infant death rates in developing countries.

7) List at least 4 effects of a quickly growing population on the population.

8) Why are scientists using contraceptives on those cute little koalas?

9) Why is the Polar Bear survival rate dropping?

10) Why is the seal population "out of control"?

11) What is the estimated population of the U.S.?

12) What is the estimated world population?

13) What is the projected population of the U.S. in 2020?

14) Developing regions account for what percentage of today's population growth?

15) Compare the birth/death rates for Sweden and Mexico.


Go to the following web site and answer the questions.

Demographic transition!

1) What is demographic transition?

2) How do the 2 countries shown illustrate Demographic transition?

Population growth

3) What countries in 1990 were responsible for 98% of mortality of children under age 5?

4) The education level of women is most correlated with what?

5) What are the 4 stages of demographic transition?

6) When did per capita food production begun to level off?

7) What herbicide has been detected in many culinary wells throughout the mid-west?

8) Concern is growing over the increased risk of groundwater contamination of what chemicals?

World Population!

9) Compare the current population of the U.S. with the current population of the world.

10) What is the annual world population change estimated to be from 1950 - 2050?

Go to the following site and list the types of information and maps available for use.

World Population maps!

World and US Population clocks!

11) There is a net gain of how many people every 12 seconds in the U.S. ?

Go to the following web site and read ALL the material (all the pages on this site linked sequentially).

Why 6 billion?

12) How long did it take for world population to double last?

13) What did the essay by Robert Thomas Malthus say about population and food supply?

14) Why is population in Pakistan a concern?

15) How does this exercise relate to chapter 9?

Turn in your papers TODAY.

Go to the following web site and answer the questions.

1) List and define the different types of species interactions.

Species interactions (1)

Species interactions (2)

Species interactions (3)

2) What is the Law of Competitive Exclusion?

3) What happens as a result of the Law of Competitive Exclusion?

4) Organisms compete for what?

5) List and describe the 2 types of competition.

6) Describe what happens during coevolution.

7) What are "Keystone Species"?

8) Lichens exhibit what type of relationship between Algae and fungi? What does each do?

9) What is biotic potential?

10) Ezplain what happens during Population Oscillations and Irruptive Growth.

11) Do all populations go through Oscillations and Irruptive Growth? WHY/WHY NOT?

12) Explain the differences between species adapted for high growth rates and those adapted for living at or near carrying capacity.

Continue with your lab from yesterday (link below), then check out the water resources at the following link:


For your computer lab exercise today, click on the link below these instructions, and do BOTH the River Discharge exercise AND the River Flooding Exercise.

PRINT OUT the Certificates after you have filled out the forms and turn them in before you leave. IF for some reason you do NOT finish, make arrangements with Mrs. Mullis to finish it.

The Virtual River

Go to the following website and complete the research dealing with biomes.



Go to the following website, read the material, then answer the questions. FOLLOW DIRECTIONS!


When you finish with this, click the following link and read the material on this website about ecosystems. Make sure you know the terms for your next test, which will be next Wednesday. Then click on the "continue" at the page bottom to keep reading about the same topic.

Rutgers U. Ecosystems page

Click on the following link and read about the University of Delaware's expeditions to a unique habitat and ecosystem!

U. of Delaware Expeditions page

Plate tectonics

This has to do with an effect earthquakes have on the soil.

Go to the following web site and follow the instructions.



Click on the following link for instructions to today's lab activity:

Tragedy of the Commons

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Lowell Bailey

Bedford-North Lawrence High School
595 Star Boulevard
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