Multiple choice

Which of the following elements make up the carbohydrates?

  1. Oxygen, hydrogen and carbon

  2. Hydrogen and carbon

  3. Oxygen and carbon

  4. Oxygen, hydrogen and sulphur

  5. Sulphur, hydrogen and carbon

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

Oxygen, hydrogen and carbon make up the carbohydrates.