............. of an ecosystem is the rate of production of organic matter during photosynthesis.
Gross primary productivity $(GPP)$
Net primary productivity $(NPP)$
Secondary productivity
Tertiary productivity
Most animals are tree dwellers in a
Which one of the following will accelerate phosphorus cycle?
If less light falls on the pond’s surface
Biotic succession is caused by
In plant succession, when climax community is reached, the net productivity