Zooplankton are tiny animals that feed on phytoplankton, and fish and other animals eat the zooplankton. Given these facts, fish and other animals eat tiny animals that feed on what among the following options:
- heat energy
 - light energy
 - Organic compounds
 - Energy.
 - phytoplankton
 - Chemical energy
 - an organism's body
 - kinetic energy


 

     phytoplankton    