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Ecosystems and Biodiversity · Question 34 of 68

Question 34

HardOriginal question

Nitrosomonas and Nitrobacter bacteria change ammonia in the soil first into nitrites and then into nitrates. This step is called

Options for question 34

Show the answer and explanation
CorrectNot quiteAnswer C

Correct answer: C

Explanation

  1. Ammonia → nitrite (by Nitrosomonas) → nitrate (by Nitrobacter).

  2. Turning ammonia into nitrates is nitrification; plants then absorb the nitrates.

Worth noting

Ammonification comes before it: decomposers make ammonia from dead matter.

Concept
Nitrification
Typical time
90 s
Your time
—
The rule this testsNutrient cycles
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