The thin-walled sac of skin in which testis descends is :

1. Seminal vesicle
2. Vas deferens
3. Scrotal sac
4. Epididymis

The outermost layer of uterine wall around the foetus is :

1. Choroid
2. Allantois
3. Chorion
4. Amnion

The canal through which each testis descends into the scrotum just before the birth of a male baby is :

1. Acrosome
2. Epididymis
3. Efferent duct
4. Inguinal canal

Given below are the functions of male accessory glands in humans.

(i) Prostate gland pours an acidic secretion into the semen.

(ii) The secretion of bulbo-urethral glands serves as a lubricant.

(iii) The secretion of prostate gland neutralises the alkali in a human vagina.

(iv) The secretion of seminal vesicles serves as a medium for the transportation of the sperms.

Which of the above options are correct ?

1. (i) and (ii)
2. (ii) and (iii)
3. (ii) and (iv)
4. (iii) and (iv)