Question

Which one of the following is NOT a sustainable agricultural practice?Question 1 options:no-till agriculture

cover crops


crop rotations


plowing fields


none of the above are correct answers

Question 2 (5 points)

 








____ are one of the major soil orders found in tropical regions of the world. They are very highly weathered soils and often have accumulations of Iron and Aluminum oxide minerals.

Question 2 options:


aridisols


oxisols


mollisols


gelisols


spodosols


Question 4 (5 points)

 




Tafoni and Aveoli are weathering forms caused by ______.

Question 4 options:


hydration weathering


crystallization weathering


wetting/drying


cavernous weathering


hole weathering

Question 5 (5 points)

 








Soils are classified by four factors. Which of the following is NOT a soil classification factor?

Question 5 options:


texture


structure


horizonation


color


water content

Question 6 (5 points)

 








____ are one of the major soil orders and form in volcanic ash or other volcanic ejected materials.

Question 6 options:


aridisols


inceptisols


andisols


gelisols


spodosols

Question 7 (5 points)

 








_____ is the mechanical and chemical breakdown of earth material (rocks and minerals). ____ is the detachment and transport of weathered earth material (sediment).

Question 7 options:


weathering, erosion


erosion, weathering


detachment, weathering


weathering, abrasion


abrasion, weathering

Question 8 (5 points)

 








According to the videos you had to watch on Soils, most soils have lost 25-75% of the carbon (organic matter) and thus are losing productivity to produce food.

Question 8 options:

TrueFalse

Question 9 (5 points)

 








_____ is a physical weathering process caused by erosional processes that transport sediment impacting and grinding against rocks. This can occur as ballistic impact or corrosion.

Question 9 options:


root wedging


abrasion


wetting/drying


cavernous weathering


salt weathering

Question 10 (5 points)

 








When a mineral is completely dissolved in water we call it ______.

Question 10 options:


dissolution


oxidation


hydration


hydrolysis


abrasion

Answer & Explanation
Verified Solved by verified expert

QUESTION 1

ANSWER: Porosity / Soil Porosity

 

QUESTION 2

ANSWER: Plowing fields

 

QUESTION 3

ANSWER: Oxisols

 

QUESTION 4

ANSWER: Cavernous Weathering

 

QUESTION 5

ANSWER: Water content

 

QUESTION 6

ANSWER: Andisols

 

QUESTION 7

ANSWER: weathering, erosion

 

QUESTION 8

ANSWER: True

 

QUESTION 9

ANSWER: Abrasion

 

QUESTION 10 

ANSWER: Dissolution

 

 

 

Step-by-step explanation

Hi student! Question 1 is the one you posted in the comments right? I hope I did it correctly hehe. I provided you the links to the sources of the answers per number. I hope this helps you, Good luck student!

 

 

QUESTION 1 SOURCE:

https://www.earthsciweek.org/classroom-activities/soil-properties#:~:text=%22Soil%20porosity%22%20refers%20to%20the,can%20also%20affect%20soil%20porosity

 

QUESTION 2 SOURCE:

https://flexbooks.ck12.org/cbook/ck-12-middle-school-earth-science-flexbook-2.0/section/13.9/primary/lesson/soil-erosion-ms-es

 

QUESTION 3 SOURCE:

https://www.sciencedirect.com/topics/agricultural-and-biological-sciences/oxisols

 

QUESTION 4 SOURCE:

https://link.springer.com/referenceworkentry/10.1007%2F978-1-4614-9213-9_54-1

 

QUESTION 5 SOURCE:

https://www.nrcs.usda.gov/wps/portal/nrcs/detail/nj/home/?cid=nrcs141p2_018993

 

QUESTION 6 SOURCE:

https://www.ctahr.hawaii.edu/mauisoil/b_andisol.aspx

 

QUESTION 7 SOURCE:

http://www.waterencyclopedia.com/En-Ge/Erosion-and-Sedimentation.html#:~:text=Erosion%20in%20the%20context%20of,forces%2C%20primarily%20water%20and%20wind.&text=Erosion%20will%20transport%20materials%20after,down%20into%20smaller%2C%20moveable%20pieces.

 

QUESTION 8 SOURCE:

https://theconversation.com/soil-carbon-is-a-valuable-resource-but-all-soil-carbon-is-not-created-equal-129175

 

QUESTION 9 SOURCE:

https://courses.lumenlearning.com/suny-geophysical/chapter/weathering-processes/

 

QUESTION 10 SOURCE:

https://teach.albion.edu/jjn10/chemical-weathering/