Jackfruit
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40 free Jackfruit trivia questions with answers — trivia quiz, new questions added Oct 2026.
Jackfruit is one of those foods that sounds made up until you see one. It hangs from its tree like a green boulder, it divides opinion with its scent, and it has gone from a backyard staple in Asia to a shelf item in supermarkets far from the tropics within a generation. This quiz collects the fun facts people look for: how the tree grows and what its fruit is made of, where the plant and its name come from, which countries and regions have adopted it as a symbol, what its botanical cousins are, and how cooks treat it at both ends of ripeness. A few questions cover the surprising work done by its timber, leaves and seeds. It is written for curious eaters, gardeners, teachers planning a food or plants lesson, and anyone who has stared at a tin of it in a shop and wondered. The early questions are the famous facts, later ones reach for finer detail, and every answer comes with a short explanation.
30 of 40 questions with answers and explanations. Play the quiz
Q 01Among all the fruits in the world that grow on trees, jackfruit holds which record?
The largest
The largest of all tree-borne fruits, a single jackfruit can reach about 90 cm (35 in) long and 50 cm (20 in) wide.
Q 02Shredded unripe jackfruit, with its stringy texture, is a popular vegan stand-in for which barbecue favourite?
Pulled pork
Pulled pork is the dish it mimics best, because the mild unripe flesh pulls apart into strands. A cup holds under 3 grams of protein, far less than meat.
Q 03Jackfruit trees show a habit botanists call cauliflory, meaning their heavy fruits sprout from which part?
The trunk
The trunk and thickest branches bear the fruit on short, stout stalks. Very old trees can even fruit from their soil-covered base.
Q 04Which thorny, strong-smelling Southeast Asian fruit looks similar to jackfruit but comes from an unrelated tree?
Durian
Durian is far smaller, typically weighing 1 to 3 kg, and its odour has got it banned from some hotels and public transport in Southeast Asia.
Q 05Jackfruit, a staple crop known locally as kathal, is the official national fruit of which South Asian country?
Bangladesh
Bangladesh gets three foods from it: the green fruit is cooked as a vegetable, the ripe bulbs are eaten fresh, and the seeds are cooked too.
Q 06Why do cooks rub oil on their hands and knives before cutting open a whole fresh jackfruit?
Its sap is gluey
Its sap is gluey: a white latex flows from the cut fruit and clings to hands and blades unless they are oiled first. Oil also lifts it off the pot afterwards.
Q 07Which long-running chewing gum has a mystery flavour that some people say resembles jackfruit?
Juicy Fruit
Juicy Fruit has never had its model flavour confirmed, because its maker keeps the answer vague in advertising. The gum went on sale in 1893.
Q 08Which streaming service released Kathal, a Hindi comedy about police hunting a politician's two stolen jackfruits?
Netflix
Netflix released the satire in 2023, with Sanya Malhotra as the inspector ordered to find the fruit before it ripens. It won India's National Film Award for Best Hindi Feature Film.
Q 09Jackfruit belongs to the plant family Moraceae, making it a cousin of mulberries and which Mediterranean fruit?
Fig
Fig trees ooze the same milky latex when cut, one of the few traits that the whole family shares.
Q 10The sweet smell and taste of ripe jackfruit flesh is most often likened to banana mixed with which fruit?
Pineapple
Pineapple and banana notes fill the opened fruit, a scent produced by a blend of volatile compounds in the fully ripe flesh.
Q 11The jackfruit is believed to have originated in the rainforests of which Indian mountain range?
Western Ghats
Western Ghats rainforests are thought to be where the tree first grew wild, and people in India were already cultivating it at least 3,000 years ago.
Q 12English took 'jackfruit' from Portuguese 'jaca', which was borrowed from chakka, a word in which Indian language?
Malayalam
Malayalam chakka became jaca in a 1563 book by the physician Garcia de Orta, two centuries before the birth of William Jack, a botanist once suggested as the namesake.
Q 13Before it is cut open, a fully ripe jackfruit gives off a strong odour that botanist Julia Morton likened to what?
Decayed onions
Q 21In which country's Tijuca Forest has the jackfruit tree, introduced from Asia, become an invasive species?
Brazil
Brazil's Tijuca Forest lies in the mountains of the city of Rio de Janeiro, where the fruit goes by its Portuguese name, jaca.
Q 22Which Caribbean island gained the jackfruit in 1782, from plants on a captured French ship bound for Martinique?
Jamaica
Jamaica got its first plants as a prize of war, and the tree is now common there. Islanders sometimes cut an X in the tip of a fruit to speed its ripening.
Q 23Which French naturalist, remembered for an early theory of evolution, formally described the jackfruit species in 1789?
Lamarck
Lamarck named it Artocarpus heterophyllus, working from a specimen collected by the botanist Philibert Commerson.
Decayed onions was her comparison for the unopened fruit, and she blamed that odour for the jackfruit's slow acceptance outside Asia.
Q 14Growers tap a jackfruit to judge whether it is ready to harvest; what does a ripe one sound like?
Hollow
Hollow is the sound of a ripe one, which also turns from pale green to greenish brown and starts to give off its characteristic odour.
Q 15Which sweet stew, the signature dish of Yogyakarta in Indonesia, is made by simmering young jackfruit for hours?
Gudeg
Gudeg gets its sweetness from palm sugar and its reddish-brown colour from teak leaves added to the pot.
Q 16Which Filipino dessert of crushed ice, milk and sweetened beans usually includes sweet jackfruit?
Halo-halo
Halo-halo, whose name is often translated as 'mix-mix', has no standard recipe, but jackfruit usually joins jellies, plantains and often a scoop of ice cream.
Q 17A dye boiled from jackfruit heartwood traditionally colours which religious garments in Southeast Asia?
Buddhist robes
Buddhist robes owe their traditional colour to it: sawdust or heartwood chips are boiled with alum, and the same dye is used on silk.
Q 18Which Indian state declared jackfruit its official state fruit in 2018?
Kerala
Kerala made the move on a proposal from its agriculture department, which pointed to the economic and nutritional value of a tree grown there for centuries.
Q 19In which island nation did Arthur V. Dias, nicknamed 'Jackfruit Uncle', campaign to plant a million jackfruit trees?
Sri Lanka
Sri Lanka remembers him as Kos Mama. From 1918 he handed out packets of seedlings free of charge, and he is counted a national hero.
Q 20Which country contributed 'Nangka', its word for jackfruit, to the official list of names for Pacific typhoons?
Malaysia
Malaysia put the name forward, and it has since been given to several storms, including a powerful Category 4 super typhoon in 2015.
Q 24Botanists call the jackfruit a multiple fruit, like a mulberry, because it forms from a whole cluster of what?
Flowers
Flowers in a tight cluster each produce their own small fruit, and these mature together into a single mass.
Q 25Jackfruit pollination has been described as a three-way partnership between the tree, a tiny gall midge and what?
A fungus
A fungus forms a film that the midges feed on, and the visiting insects help to pollinate the tree in return.
Q 26Because its unripe flesh is chewy and sinewy like meat, jackfruit carries which nickname in Bengali?
Tree goat
Tree goat is the name, since goat is a sinewy meat. The same texture is why tinned green jackfruit now sells abroad as a meat substitute.
Q 27Food scientists have found that roasted jackfruit seeds give off an aroma close to that of which prized tropical bean?
Cocoa
Cocoa is the bean they echo: fermented and roasted, the seeds gave off a chocolate aroma in a 2017 study that proposed them as a stand-in. More often they are simply boiled or roasted and eaten.
Q 28Cut open a ripe jackfruit and its sweet, fleshy bulbs turn out to be which colour?
Yellow
Yellow bulbs, as many as 500 in a big fruit, sit among pale stringy strips, and each one wraps a single seed.
Q 29For savoury cooking, shoppers are advised to pick tinned young jackfruit that is packed in which liquid?
Brine
Brine on the label signals unripe fruit with a neutral flavour that suits savoury dishes. Tins in syrup hold the sweet ripe bulbs instead.
Q 30On which Indonesian island were palaces once built from jackfruit wood?
Bali
Bali built palaces of jackwood, as did Macassar on Sulawesi, and in Indochina the scarce timber was once reserved for temples.