11
QuizMultiple Choice
Spheres of Earth — Unit test
Question 11 • MO-Earth and Space Science A
Sydney drew a flow chart to illustrate the nitrogen cycle.
Answer
X
X: Producers undergo photosynthesis.Y: Nitrogen compounds are released into the air.X
X: Nitrogen compounds are released into the air.Y: Producers undergo photosynthesis.X
X: Free nitrogen is in the atmosphere.Y: Producers absorb nitrogen compounds through their roots.X
X: Producers absorb nitrogen compounds through their roots.Y: Free nitrogen is in the atmosphere.