This and the fact that a large portion of plankton are plant-like (phytoplankton) and the rest are consumers of only plankton, makes plankton the base of the food chain.
(a large portion of plankton; are; plant-like (phytoplankton) (the rest; are; consumers of only plankton) (This and the fact that a large portion of plankton are plant-like (phytoplankton) and the rest are consumers of only plankton; makes; plankton the base of the food chain)
a large portion of plankton the rest This and the fact that a large portion of plankton are plant-like (phytoplankton) and the rest are consumers of only plankton
are are makes
plant-like (phytoplankton
consumers of only plankton
plankton the base of the food chain