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Which of these is not an important component of initiation of parturition in humans?
A) Release of prolactin B) Release of oxytocin C) Synthesis of prostaglandins D) Increase in estrogen and progesterone ratio
Answer: A) Release of prolactin

The shared terminal duct of the reproductive and urinary system in the human male is
 A) ureter B) urethra C) vasa efferentia D) vas deferens
Answer: B) urethra 

The main function of mammalian corpus luteum is to produce
A) progesterone B) estrogen C) relaxin D) human chorionic gonadotropin
Answer: A) progesterone 

What is the correct sequence of sperm formation?
A) Spermatogonia, spermatocytes, spermatids, spermatozoa B) Spermatogonia, spermatozoa, spermatocytes, spermatids C) Spermatogonia, spermatocytes, spermatozoa, spermatids D) Spermatids, spermatocytes, spermatogonia, spermatozoa
Answer: A) Spermatogonia, spermatocytes, spermatids, spermatozoa

Which one of the following is not the function of placenta?
A) Secretes oxytocin during parturition B) Facilitates removal of carbon dioxide and waste material from embryo C) Secretes estrogen D) Facilitates supply of oxygen and nutrients to embryo
Answer: A) Secretes oxytocin during parturition

Menstrual flow occurs due to lack of
A) vasopressin B) oxytocin C) FSH D) progesterone
Answer: D) progesterone

The foetal ejection reflex in humans triggers the release of
A) human chorionic gonadotropin (hCG) from placenta B) oxytocin from foetal pituitary C) oxytocin from maternal pituitary D) human placental lactogen (hPL) from placenta 
Answer: C) oxytocin from maternal pituitary

The Leydig’s cells as found in the human body are the secretory source of
A) intestinal mucus B) progesterone C) androgens D) glucagon
Answer: C) androgens
 
The secretory phase in the human menstrual cycle is also called
A) follicular phase and lasts for about 6 days B) luteal phase and lasts for about 6 days C) follicular phase and lasts for about 13 days D) luteal phase and lasts for about 13 days
Answer: D) luteal phase and lasts for about 13 days

If for some reason, the vasa efferentia in the human reproductive system get blocked, the gametes will not be transported from
A) epididymis to vas deferens B) testes to epididymis C) vagina to uterus D) ovary to uterus
Answer: B) testes to epididymis 

Embryo sac represents
A) megagametophyte B) megaspore C) megagamete D) megasporophyll
Answer: A) megagametophyte 

Entry of pollen tube through micropyle is
A) mesogamy B) chalazogamy C) pseudogamy D) porogamy
Answer: D) porogamy

Female gametophyte of angiosperms is represented by
A) megaspore mother cell B) ovule C) nucellus D) embryo sac
Answer: D) embryo sac 

Male gametophyte of angiosperms/monocots is
A) nucellus B) microsporangium C) stamen D) microspore
Answer: D) microspore 

Development of an organism from female gamete/egg without involving fertilization is
A) polyembryony B) adventive embryony C) parthenogenesis D) parthenocarpy
Answer: C) parthenogenesis 

Perisperm is
A) persistent nucellus B) remnant of endosperm C) disintegrated secondary nucleus D) peripheral part of endosperm
Answer: A) persistent nucellus

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