Which human organ is the largest?
liver
heart
skin
pancreas
Skin is  the largest in size (about 2 square meters)  and the heaviest organ, making up about 16% of body weight. It is composed of 3 layers: epidermis, dermis  and hypodermis.
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Answers by country
liver
heart
skin
pancreas
answers
 Austria
Austria126
 Germany
Germany749
 Switzerland
Switzerland80
 Pakistan
Pakistan93
 Malaysia
Malaysia30
 Canada
Canada48
 Unknown
Unknown33
 the United States
the United States356
 Australia
Australia73
 the Netherlands
the Netherlands26
 Ghana
Ghana19
 the Philippines
the Philippines69
 South Africa
South Africa21
 Greece
Greece24
 the United Kingdom
the United Kingdom232
 Republic of Ireland
Republic of Ireland57
 Italy
Italy25
 India
India611
 Nigeria
Nigeria61
 Poland
Poland9908