A Plant in the Dark Uses 0

Multiple Choice

A plant in the dark uses 0.02 ml of O₂ per minute. The same plant in sunlight releases 0.14 ml of O₂ per minute. Its rate of gross primary production would be approximately _______ ml of O₂ per minute.

A) 0.02
B) 0.12
C) 0.14
D) 0.16
E) 0.18