Question

"Some bacteria like lactobacillus live in human intestine" . Are they harmful or useful. Justify your answer..

Answer 1

Answer:

There are both useful and harmful bacteria in our body.

Lactobacillus are useful bacteria.

They help in converting milk to curd.

They even provide Vit B12 as curd contains vit B12.

Hope this helps....Please mark this as brainliest

Answer 2

Lactobacillus bacteria are generally good for gut health as they produce lactic acid which kills harmful bacteria entering our intestine .