Question

With so many pathogens around us we still stay healthy most of the time. Can you tell me 3 natural defences of body? except white blood cells

Answer 1

Answer:

they are

> mucus lining in the nosal cavity traps germs to purify the air

>skin acts as a barrier to the germs

>stong acids in stomach kill many germs that enter in our body

pls mark it as the brainliest