Answer: Plants
Step-by-step explanation:
Plants lie at the base of the energy pyramid. They are producers and has maximum amount of energy.
Plants make food by the help of the process known as photosynthesis, in which the light energy is converted into chemical energy.
This energy is used by plant for its metabolic processes. Animals feed on plants for their energy needs and only 10 per cent of the plant's total energy is transferred to animals.