Nitrogen enters a grassland ecosystem and cycles through the grassland food web.During this process,it undergoes several more transformations.Which transformation does not retain nitrogen within the grassland food web?
A) Denitrification
B) Nitrogen fixation
C) Dissolving of nitrates and nitrites
D) Formation and breakdown of proteins
E) Decomposition of dead organic matter

Question

Quizplus · Accepted Answer

Denitrification is a process where nitrogen is released back into the atmosphere as nitrogen gas and is no longer available in the grassland food web. Therefore, this transformation does not retain nitrogen within the food web.

Nitrogen Enters a Grassland Ecosystem and Cycles Through the Grassland