The examples of autotrophic organisms include the following except
Answer Details
Hydra is the autotrophic organism that is not included among the given options.
Explanation: Autotrophic organisms are those that are capable of synthesizing their own food by using inorganic materials such as water, carbon dioxide, and minerals. The examples of autotrophic organisms include Euglena, Chlamydomonas, and Spirogyra, which are capable of carrying out photosynthesis. However, Hydra is a heterotrophic organism that feeds on small aquatic animals and thus is not an autotroph.