Multiple choice

Agar-agar is obtained from which of the following?

  1. Chlorella

  2. Spirogyra

  3. Ulothrix

  4. Gelidium

  5. --

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

Agar or agar-agar is a jelly-like substance that is obtained from red algae Gelidium.