Multiple Choice
Over time,the total amount of nutrients such as carbon and iron present on the Earth increases slightly by their addition from
A) meteoric matter from space.
B) volcanic activity.
C) nutrient recycling.
D) electromagnetic radiation.
Correct Answer:

Verified
Correct Answer:
Verified
Related Questions
Q1: With respect to the following values,rain with
Q2: A community of organisms,together with the chemical
Q3: _,caused by algal blooms triggered by excess
Q5: Which of the following is the dominant
Q6: Which of the following statements best describes
Q7: Net primary productivity on land<br>A) tends to
Q8: Cougars defend a relatively large territory; consider
Q9: A nutrient whose biogeochemical cycle does not
Q11: Net primary productivity in a terrarium could
Q83: Energy cannot be recycled.