Question

Give reasons:-
1.) Fresh food should be kept covered.
2.) Vaccination is given to healthy persons.
3.) Dough rises when yeast is added to it.

Answer 1

Explanation:

fresh food should bo cover because the fly's and other dust particles will fall on it if we eat that we will become I'll so cover the food

2.) we can say that prevention is better than cure

3.)the yeast will do budding