What is primary productivity a measure of?
W) Standing crop
X) Life expectancy
Y) Rate of birth minus rate of death
Z) Rate of production of organic carbon
Answer: Z) rate of production of organic carbon
What is primary productivity a measure of?
W) Standing crop
X) Life expectancy
Y) Rate of birth minus rate of death
Z) Rate of production of organic carbon
Answer: Z) rate of production of organic carbon