Multiple choice

If along with the food some bacteria enter our body, who protects us from those bacteria?

  1. Mucus

  2. Hydrochloric acid

  3. Digestive juices

  4. Bile juice

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Yes, it is correct. The inner linining of stomach secretes hydrochloric acid which kills many bacteria that enter along with the food and makes the medium in the stomach acidic and helps the digestive juices to act.