BIOLOGY 2 Marks Questions

Pyramid of energy is always upright never be inverted because when energy is transferred from one trophic level to next trophic level some of its amount is dissipated as heat.

In the cropland ecosystem, green plants (crop) are producers. Grasshoppers, butterflies, ants, goat, cow, rabbit, deer, squirrel, parrots, humans are primary consumers. Fox and other carnivores are secondary consumers while eagles, leopards, lion even humans are tertiary consumers. The abiotic components consists of inorganic and organic substances of soil and atmosphere.