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Railways PYQCBT 2 2017

RRB NTPC · Question 55

The process of splitting water molecule by light energy is called _____.

  1. Radiolysis

  2. Electrolysis

  3. Photolysis

  4. Thermolysis

Show answer & explanation

Answer: (C) Photolysis

Explanation

In photosynthesis, light energy splits water molecules into oxygen, protons and electrons. This is the photolysis of water.