In a pond ecosystem, benthos means
Primary consumers in the depth of a pond
Virus
Zooplankton on the water surface
Bacteria
The correct path of energy flow in an ecosystem is
In relation to energy transfer in ecosystem, explain the statement "$10$ $kg$ of deer's meat is equivalent to $1$ $kg$ of lion's flesh".
Driving force of an ecosystem is
Food levels in an ecosystem are called
What is maximum in a pond-ecosystem