Question

To reduce the percentage of population suffering from hunger and malnutrition, microbes are grown on a large scale to act as food supplements. Mention any two microbes used as food supplement and suggest their role.

Answer 1

The two microbes used as food supplement are Spirulina and Methylophilus 

Spirulina : Produces large quantities of food rich in protein, minerals, fats, carbohydrates and vitamins. Methylophilus methylotrophus 250 gm of this microorganism produces 25 tonnes of protein per day.

Similarly in the same period the micro-organism Metltylophilus produces as much as 25 tonnes of protein.