Choose the incorrect sentence.

When is an offspring called an exact copy of its parents?

Study the following statements and choose the correct option.
$I$. Life spans of organisms are correlated with sizes.
$II$. Death of all individuals is certain.
$III$. The organism's habitat,internal physiology,etc.,are collectively responsible for how it reproduces.
$IV$. When offspring is produced by a single parent with or without the involvement of gamete formation,it is called asexual reproduction.

The process that preserves genetic information from generation to generation is $P$.
The process that introduces variations in traits is $Q$.
Select the correct option for $P$ and $Q$.
$\quad\quad\quad P\quad\quad Q$

Select the correct option for the zygote.
$I -$ It is found only in organisms undergoing sexual reproduction.
$II -$ It is always diploid $(2n)$.
$III -$ It is also known as a fertilized egg.
$IV -$ It is always formed as a result of fertilization or syngamy.
$V -$ It is the link between two generations.

In some organisms like $A, B, C$ and $D$, the female gamete undergoes development to form new organisms without fertilisation. Identify the correct set of organisms.