Question

Are bacteria useful to us?

Answer 1

Answer:

Bacteria also help out by doing things cells are ill-equipped to do. For instance, bacteria break down carbohydrates (sugars) and toxins, and they help us absorb the fatty acids which cells need to grow. ... Most importantly, by having good bacteria in your body, bad bacteria don't get a chance to grow and cause disease.

Answer 2

Answer:

some bacteria are useful, not all

Explanation:

सभी bacteria useful नहीं होते कुछ हानिकारक भी होते हैं। Curd में जो bacteria होता है वो हमारी body के लिए लाभकारी सिद्ध होता है।