Question

Why does a labourer need more food than a person working in an office?

Answer 1

hard working labourer needs more fats and carbohydrates than those working in office because

labours have more physical work but people working in office should do mental work

labourers should work for so long hours in factory's

labour have continous work without breaks

they don't take proper food and go for that work this decreases their capability of doing work instead of being weak they will do that work so labour require more fats then office working people

Answer 2

The labour needs more food than a person working in office because  the labour needs huge amounts of energy to to things like lifting loads, pulling a cart etc