Maize grain is

Identify the correct features of Mango and Coconut fruits.
$(i)$ In both,the fruit is a drupe.
$(ii)$ Endocarp is edible in both.
$(iii)$ Mesocarp in Coconut is fibrous,and in Mango it is fleshy.
$(iv)$ In both,the fruit develops from a monocarpellary ovary.
Select the correct option from below:

What are the fibers obtained from the coconut fruit called?

Which of the following fruits is a caryopsis (grain)?

The stony hard part of the mango represents

Which of the following is a dehiscent fruit?