How are productivity, gross productivity, net primary productivity, and secondary productivity interrelated?

Write the relationship between productivity, gross primary productivity, net primary productivity, net primary productivity and secondary productivity.

The biomass available for consumption to heterotrophs and the rate formation of new organic matter by consumers are defined as (a) gross primary productivity and net primary productivity respectively (b) net primary productivity and gross primary productivity respectively (c) gross primary productivity and secondary productivity respectively (d) net primary productivity and secondary productivity respectively.

Primary productivity depends upon

Gross primary productivity is the

Gross primary productivity is-

For net primary productivity energy captured is

Secondary productivity is defined as

primary productivity does not depend upon

Primary Productivity (GPP and NPP)

Aerosols reduce primary productivity by :