What is the result of eutrophication? A algae B dead zones C seaweed D excess oxygen in the seawater

What is the usable form of nitrogen for plants? A ammonium B nitrate C phosphate D nitrite

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Hubert KochLv2

12 Mar 2018

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Related questions

For chemical thermodynamic reasons that have nothing to do with biological issues, only certain energy source-TEA reactions can be used to obtain energy. Which of the following energy source-TEA combinations is NOT used by any prokaryote to obtain energy?

a. Molecular hydrogen-carbon dioxide

b. Hydrogen sulfide-molecular oxygen

c. Ammonium-nitrate

d. Nitrite-molecular oxygen

Please explain your answer if you can. Thank You!

What is the difference between planktons and nektons?

A. planktons are algae and cyanobacteria, nektons are larger plants

B. planktons are autotrophic, nektons are heterotrophic

C. planktons are mostly microscopic, nektons are macroscopic

D. planktons are in both freshwater and seawater, nektons are only in freshwater

The distribution of life in aquatic ecosystems are determined by;

A. all these factors determine the distribution of life