Two offspring developed in the same uterus but from the fertilization of two different ova are:

Column-$I$ contains terms and Column-$II$ contains definitions. Match them correctly and choose the right answer.

Column-$I$	Column-$II$
$A$. Parturition	$1$. Attachment of blastocyst to endometrium
$B$. Gestation	$2$. Release of egg from Graafian follicle
$C$. Ovulation	$3$. Delivery of baby from uterus
$D$. Implantation	$4$. Duration between pregnancy and birth
$E$. Conception	$5$. Formation of zygote by fusion of the egg and sperm

Give differences between:
$(A)$ Spermatogenesis and Oogenesis
$(B)$ Embryo development and Foetus development

Which option shows correctly matched pairs for Column-$I$ and Column-$II$?

Column-$I$ (Cell/Gland)	Column-$II$ (Function/Secretion)
$(p)$ Leydig cells	$(iii)$ Secretion of Androgens
$(q)$ Sertoli cells	$(iv)$ Provide nutrition to the sperm
$(r)$ Corpus luteum	$(ii)$ Secretion of progesterone
$(s)$ Bulbourethral gland	$(i)$ Help in the lubrication of the penis

Fertilisation of an egg cell means......
$(1)$ End of the process of oogenesis
$(2)$ Induces the completion of the second meiotic division
$(3)$ The corpus luteum degenerates
$(4)$ Signals for maintaining progesterone levels in the blood
$(5)$ Formation of a zygote

Which of the following is a female hormone?