Biological phenomena refer to an array of natural processes that take place within living organisms, from the cellular level to the organism level. There are several synonyms that can be used to describe these biological phenomena. Firstly, one can use the term biological processes, which refer to life-sustaining activities such as metabolism, respiration, and growth. The term biological function can also be used to describe the role that a particular biological process plays in the overall functioning of an organism. Other synonyms include biological activities, biological events, and biological occurrences, all of which describe the natural processes that are essential for the maintenance of life. Overall, these synonyms provide a rich vocabulary for describing the fascinating world of biological phenomena.