Hydrocolloid carrageen is obtained from:

Options

1. Phaeophyceae and Rhodophyceae
2. Rhodophyceae only
3. Phaeophyceae only
4. Chlorophyceae and Phaeophyceae

Correct Answer

Rhodophyceae only

Explanation

Carrageenan, a sulfated polysaccharide used as a thickener, is obtained from red algae (Rhodophyceae).

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