Q. In orange and lemon, the edible part of the fruit is

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Solution:

In a fruit, the endocarp is the inner layer surrounding the seed. In hesperidium type of fruit, the epicarp forms the cover, the mesocarp is fibrous and the endocarp bends inwards giving rise to a chamber from which hair-like structures are formed. These are juicy and form the edible part in orange and lemon.