Multiple choice

The first step in a photosynthetic process is the

  1. fixation of carbon dioxide.

  2. release of oxygen from water.

  3. excitation of chlorophyll by sunlight.

  4. formation of carbohydrates.

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

The first step in a photosynthetic process, is the excitation of chlorophyll by sunlight.