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.

Question

Quizplus · Accepted Answer

Meteoric matter from space can bring additional nutrients like carbon and iron to Earth, slightly increasing their total amount over time.

Over Time,the Total Amount of Nutrients Such as Carbon and Iron