The total amount of energy fixed by photosynthetic organisms minus the energy used in their own metabolic activities is
A. net secondary productivity.
B. primary productivity.
C. secondary productivity.
D. net primary productivity.
Answer: D
You might also like to view...
Archaea is divided into three phyla
Indicate whether the statement is true or false.
Four of the five items listed below are
chloroplast features. Select the exception. a. stroma b. granum c. microbody d. pigment e. ATP
Four of the five factors listed below affect the rate of
an enzymatic reaction. Select the exception. a. pH b. temperature c. concentration d. built-up product e. size of enzymes
Which of the following is a reason why estimating the slope and intercept of a simple linear regression line using the least absolute deviations (LAD) approach is not as common as OLS?
A. LAD suffers from heteroskedasticity. B. The solution for LAD isn't always unique. C. The objective function for LAD is less intuitive than for OLS. D. Taking the absolute value of residuals in most software programs is difficult.