Guava
A ripe guava gives off a sweet aroma. The skin will not be too smooth, but soft and with some spots.
Pineapple
It may be the best known of the tropical fruits. The ripe pineapple has dark green leaves, which come off easily. In addition, it has a sweet smell and the skin has to yield a little when touched, without being too hard.
Papaya
There are different kinds of papaya. Those with green skin have to be smooth and compact, but they have to yield a little to the touch. If small black marks appear on the skin, they are at their point.
