Fruits taste sweet because they are full of sugar. The plant fills them with sugar so that animals will eat them. Inside the fruit are the plant's seeds. ... This may happen some distance from where the parent plant was growing.

What gives fruit sweet taste?

The sweetness of a fruit is influenced by the quantity and composition of sugars. Higher contents of sugar in the fruit increases the sweetness of the fruit. ... For example, if one apple variety has higher contents of fructose and another variety has higher glucose, the former will taste sweeter.

What fruit is really sweet?

Fruits high in natural sugar include litchis, passion-fruit, pomegranates, mangoes, cherries, oranges, kiwifruit, grapes, guavas, and bananas.