An alga which can be employed as food for human being is :

Options

A. Ulothrix
B. Chlorella
C. Spirogyra
D. Polysiphonia

Answer

B

Explanation

(b) Chlorella is potential food source because it is high in protein and other essential nutrients when dried, it contains about 45% protein, 20% fat, 20% carbohydrate, 5% fibre and 10% minerals and vitamins.