Transfer of material and energy from one ecosystem to other ecosystem is best examplified by
Harvesting of fishes
Grazing of pastureland
Game hunting in Savannah
Silvicultural practices in a woodland
Which of the following trophic levels are occupied by sparrow?
Herbivores are called
The dominant second trophic level, in a lake ecosystem, is
In a food chain herbivores are
In the following, there is no difference.