Define net primary productivity.

Define primary productivity .

Discuss the gross primary productivity is more efficient than net primary productivity.

Discuss the gross primary productivity is more efficient than net primary productivity.

Define gross primary productivity.

How much of the net primary productivity of a terrestrial ecosystem is eaten and digested by herbivores?

Read the given statements and select the correct option. Statement 1: Net primary productivity is less than the gross primary productivity. Statement 2 : Net primary productivity is equal to the gross primary productivity minus the respiration losses.

The annual net primary productivity of the whole biosphere is approximately

The type of ecosystem with maximum net primary productivity is…....... .

Assertion: Amount of organic matter synthesized by producers per unit time and per unit area during the process of photosynthesis referred to as net primary productivity. Reason: Primary productivity is usually high and sustained throughout the year in temperate areas due to abundance of sunlight.

Identify the factor that does not affect the primary productivity.