A. Chlamydomonas
B. Eudorina
C. Euglena
D. Spirogyra

Correct Answer: Option C

Explanation

Euglena uses its chloroplasts to produce nutrients through photosynthesis. It is a dual organism as it can act both as an autotroph, making its own food, and heterotroph, feeding on other substances.

SEE ALSO  The diagram below is an illustration of one of the theories of evolution. Who proposed the theory in the illustration?

Copyright warnings! Do not copy.