Which of the following ecosystem has the highest gross primary productivity
Grassland
Coral reef
Mangroves
Rain forest
Hydrophyte with both hydrophytic and xerophytic traits is
In the dry weight of living beings ......$A$......$\%$ carbon present and ......$B$......$\%$ carbon dissolved in sea present on among whole earth and it is of ......$C$......$\%$ of whole carbon. $A -B - C$
How much portion of the Photosynthetically Active Radiation $(PAR)$ is captured by the plants?
Area where two ecosystems overlap each other
Energy transfer from one trophic level to other, in a food chain is