What is maximum in a pond-ecosystem
Primary consumers
Secondary consumers
Producers
Decomposers
The dominant second trophic level, in a lake ecosystem, is
The green plants in an ecosystem which can trap solar energy to convert it into chemical bond energy are called
Identify the possible link “$A$” in the following food chain.
Plant $→$ Insect $→$ Frog $→$ “$A$” $→$ Eagle
Vegetable eating person acts as