$PAR$ stands for
Photosynthesis Active Reaction
Photosynthesis Absorb Radiation
Photosynthetically Active Radiation
Photosynthetically Active Reaction
In an ecosystem bacteria are considered as
Assertion : In a food chain, members of successive higher levels are fewer in number.
Reason : Number of organisms at any trophic level depends upon the availability of organisms which serve as food at the lower level.
Driving force of any ecosystem is
The phytoplankton in the ponds act as
Energy storage at consumer level is called