Question

Which of the following microorganisms is used in making curd?

• A. Lactobacillus
• B. Streptococcus
• C. Yeast
• D. None of these

Answer 1

The correct option is A

Lactobacillus

The correct option is A.

Explanation of the correct option:

1. Lactobacillus is a bacterium that makes curd from milk.
2. It acts on the lactose in milk, converting it to lactic acid.
3. The increasing acidity causes the casein protein in milk to coagulate, turning it into curd.

Explanation of the incorrect options:

Option B:

Streptococcus is not widely used in making curd.

Option C:

Yeast is not present in curd but is used in making bread and alcohol.

Final answer: Lactobacillus is a microorganism is used in making curd.