CBSE Class 12-science Answered

Agar is a form of red algae. It can be used as the agar gel that lines the bottom of scientists petri dishes. Agar is also a stabilizer for some foods, including ice cream (not Breyers’). It is also a stabilizer in cosmetics and paint.

Carrageen, from a red algae called Irish moss, is also used in food. It helps in foods that needs ingredients to be suspended prior to refrigeation. For instance, it is in chocolate milk to make certain the chocolate does not sink to the bottom.

Kelp, a leafy green algae found in the Pacific, is used as a fertilizer in some parts of the world.

Betcha didn’t know many different types of seaweeds have been used in medicine that help treat tuberculosis, arthritis, influenza, the common cold and some worm infections.

Also, algae is a major source of oxygen and the very important beginning of the ocean food chain.