Which of the following trophic levels are occupied by sparrow?
Primary consumer, primary producer
Secondary consumer, top carnivore
Primary producer, secondary producer
Primary consumer, secondary consumer
Food chain is a series of population, which starts with producers. It is concerning with
Standing state of the ecosystem is
If $10,000 \;J$ of energy fall on piece of land, then what is energy available at $T_2$ level?
Which is not a structural aspect of ecosystem?
$10\%$ law of flow of energy in ecosystem was proposed by