'Fertilisation is not an obligatory event for fruit production in certain plants'. Explain the statement.

Which of the following is incorrect

Seedless grapes are produced due to

Non-essential for seed germination is

Explain about seed.

The cylindrical portion below the cotyledons is ... $A$... that terminates to ...$B$... and tip called ...$C$... $A$, $B$ and $C$ here refers to