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Author Question: The main inorganic nutrients required in primary productivity include ____________ and ____________. ... (Read 23 times)

Bob-Dole

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on: Aug 22, 2018
The main inorganic nutrients required in primary productivity include ____________ and ____________. Fill in the blank(s) with the appropriate word(s).

Question 2

The ____________ ____________ is the uppermost layer of seawater lit by the sun, whereas the ____________
  ____________ is the permanently dark layer of seawater. Fill in the blank(s) with the appropriate word(s).



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at

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

nitrogen, nitrate, NO3-
phosphorus, phosphate, PO43-



Answer to Question 2

photic zone; aphotic zone
euphotic zone; aphotic zone



Bob-Dole

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Reply 2 on: Aug 22, 2018
YES! Correct, THANKS for helping me on my review

xiaomengxian

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Reply 3 on: Yesterday
Wow, this really help

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