In a food chain, which of the following produces in the largest amount
Producers
Decomposers
Tertiary consumers
Primary consumers
$...A...$ 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 $\mathrm{B}$
In tropical rain forest most of the energy in ecosystem flows through
The green plants are removed from an aquarium
The $10\; \%$ law is related to
Which of the following supports a dense population of plankton and littoral vegetation