$A$ person suffering from bleeding gums should consume which of the following?

What are the types of absorptive nutrition?

Among the five statements $(a - e)$ given below,identify the three correct statements regarding Beriberi:
$(a)$ This debilitating disease is found in the sub-Saharan population of Africa.
$(b)$ It is a deficiency disease caused by the lack of Thiamine (Vitamin-$B_1$).
$(c)$ It is a nutritional deficiency in older children and infants caused by a chronic lack of dietary protein.
$(d)$ This deficiency is commonly found in countries where polished rice is the staple food.
$(e)$ Symptoms include nerve weakness,pain,paralysis,muscle wasting,loss of appetite,mental confusion,and eventually heart failure.

Which of the following pairs is incorrectly matched?

Protein deficiency causes .......

Prolonged deficiency of nicotinic acid in the human diet may lead to: