226q: vitamin A deficiency is considered a public health problem if prevalence rate of night blindness in children between 6 months to 6 years is more ?a. 0.01 %b. 0.05 %c. 0.1 %d. 1.0 % answer d . 1.0 % 227q: the highest perecentages of PUFAs are present in ?a. groundnut oilb. soyabean oilc. margarined. palm oil answer b . soya bean oil . In the decreasing order of content of PUFA :1.