Answer to Question #90719 in Cell Biology for Ahmad ahmad
C) primary consumers
D) tertiary consumers
Producer such as algae in water and plant in land are the producers that produces complex organic compounds like glucose from simple substances using energy from light or inorganic chemical reactions. This occurs in the process of photosynthesis where carbon dioxide, water and light are used by the plants to produce glucose and oxygen.
Heterotrophs are the consumer of autotrophs.