Question
Question: Which of the following is the source of carbon to plants...
Which of the following is the source of carbon to plants
A
Atmospheric CO2
B
CO2 of carbonate rocks
C
Fossils
D
All the above
Answer
Atmospheric CO2
Which of the following is the source of carbon to plants
Atmospheric CO2
CO2 of carbonate rocks
Fossils
All the above
Atmospheric CO2