Question

please answer to the these question a and b both then i ll ,be mark yoy brainlist​

Answer 1

a. sometimes children may be undernourished and their immune system might have not developed well or their environment and sanitation facilities are not proper

b.vaccines contains the mild or inactive form of the pathogen that causes the disease for which the vaccine is taken.our immune system respond to this foreign particle ,so when it encounters our immune system next time the body's immune system knows how to overcome it and they will be kill the actual virus or bacteria entering

Answer 2

(a) generally children's have low immunity power,their body isn't familiar with the disease or due to low nutrition their body is't develop their immunity power so some children fall ill more frequently than other living in the same locality

(b) ●vaccination is a type of disease which is injected in children's body.so body gets an idea how to fight with this disease, and when next time this familiar disease attacks the child the body have an experience how to fight with them

eg. polio drop

●Or other vaccination give immunity power to fight with disease