Which of the following food chain may not be directly dependent upon solar energy
Grazing
Detritus
Soaking
Depleting
Name an organism found as secondary carnivore in an aquatic ecosystem.
$...A...$ is required for higher primary productivity. $...B...$ have the lowest primary productivity as the soil is deficient in moisture.
Choose the correct option for $\mathrm{A}$ and $\mathrm{B}$
Energy flow in ecosystem is
In a pond ecosystem, benthos means
Trees $\rightarrow$ Birds $\rightarrow$ Lice $\rightarrow$ Bacteria. Thus food chain is