Which of the following statement is not true ?

Options

A. Food chains are generally short with a few trophic levels as only 10% of the energy is transferred to higher trophic level from lower one.
B. The pyramid of biomass in the sea is generally inverted as the biomass of fish for exceeds that phytoplankton.
C. Pyramid of energy is mostly upright but sometimes it may be inverted
D. Pyramid of numbers and biomass may be either upright or inverted

Answer

C