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Author Question: The west coast of South America is known for its seasonal upwelling. What kind of sediment is likely ... (Read 116 times)

abc

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on: Aug 22, 2018

The west coast of South America is known for its seasonal upwelling. What kind of sediment is likely
  to be abundant based on this information?
  a. Terrigenous
  b. Hydrogenous
  c. Biogenous
  d. Cosmogenous



Question 2

What is an example of terrigenous sediment?
  a. Diatomaceous earth
  b. Manganese nodules
  c. Oolite sand
  d. Quartz



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b614102004

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Reply #1 on: Aug 22, 2018
Answer to Question 1

ANS: C
Biogenous sediments are abundant in areas with nutrients to encourage productivity. These areas are
usually near continental margins and concentrated where there is upwelling. Information can be found
in the section Sediments May be Classified by Source.



Answer to Question 2

ANS: D
Terrigenous sediments are derived from the land. Most are components from granite which is the
source of quartz, clay, and estuarine mud. Information can be found in the section Sediments May be
Classified by Source



abc

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Reply 2 on: Aug 22, 2018
:D TYSM

scottmt

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Reply 3 on: Yesterday
Gracias!

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