UPSC CSE Prelims 2022 Q38 — Science & Technology PYQ with Answer

Consider the following statements in respect of probiotics:

1. Probiotics are made of both bacteria and yeast.

2. The organisms in probiotics are found in foods we ingest but they do not naturally occur in our gut.

3. Probiotics help in the digestion of milk sugars.

Which of the statements given above is/are correct?