Which Characteristic Of Life Best Describes The Process Of Photosynthesis?

  1.    Made up of cells
  2.    Requires energy from an external source
  3.    Uses ATP for cellular processes
  4.    Grows and develops

Answer: (2) Requires energy from an external source


While all the listed options are characteristics of life, the unique aspect of photosynthesis is its ability to capture and utilize external energy (sunlight) to convert inorganic molecules (CO2 and H2O) into organic molecules (glucose) needed for growth and development.

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