Give reasons for the following.
(a) Yeast is added to the
ast is added to the batter used to make dosas.
It is important to brush one's teeth before goin
les teeth before going to bed.
(c) Reducing the quantity
ng the quantity of salt in pickle can cause it to go bad soon.
(d) Foods, from puffed or eni
m puffed or enlarged cans, should not be consumed.
(e) When using frozen food
Frozen food items one should take out only the required
quantities; thawed food should never be refrozen.
Answers
Explanation:
(a) Because yeast when added to dosa batter anaerobic respiration takes place and Co2 is produced which get trapped inside the molecules of batter and the volume of batter starts increasing.
(b) Because when the food trapped between the teeth remains uncleaned they slowly starts reaction and produced harmful acids which corrods the enamel and causes cavity.
(c) Because when salt is added in pickle it absorbs water content of pickle which restricts the growth of microorganisms and hence spoilage of food.
(d) Because this indicates that there is presence of oxygen and water vapour which increases the growth of microorganisms and spoilage.
(e) because the growth of microorganisms are restricted temporarily till it is kept in freezer so when it is left outside or at room temperature there is chances of spoilage of it.
Please Mark Me Brainliest