Which of the following is characterized by swollen lips,pigmented skin on the hands and feet,and inflammation?

One gram of fat produces

Which group of three of the following five statements $(1-5)$ contains all three correct statements regarding beri-beri?
$1.$ $A$ crippling disease prevalent among the native population of sub-Saharan Africa.
$2.$ $A$ deficiency disease caused by lack of thiamine (vitamin $B_1$).
$3.$ $A$ nutritional disorder in infants and young children when the diet is persistently deficient in essential protein.
$4.$ Occurs in those countries where the staple diet is polished rice.
$5.$ The symptoms are pain from neuritis,paralysis,muscle wasting,progressive oedema,mental deterioration,and finally heart failure.

Which of the following is not typically present in an adult human and is primarily associated with protein-energy malnutrition?

Deficiency of cyanocobalamine causes

The energy change produced by the combustion of foods is called the 'calorific value'. The highest calorific value is given by: