Q.1
Identify the wrong statement with reference to transport of oxygen [ NEET 2020]
  • a) Higher H+ conc. in alveoli favours the formation of oxyhaemoglobin
  • b) Low pCO2 in alveoli favours the formation of oxyhaemoglobin
  • c) Binding of oxygen with haemoglobin is mainly related to partial pressure of O2
  • d) Partial pressure of CO2 can interfere with O2 binding with haemoglobin
Q.2
Select the correct sequence for transport of sperm cells in male reproductive system. ... [NEET 2019]
  • a) Testis → Epididymis → Vasa efferentia → Rete testis → Inguinal canal → Urethra
  • b) Seminiferous tubules → Rete testis → Vasa efferentia → Epididymis → Vas deferens → Ejaculatory duct → Urethra → Urethral meatus
  • c) Seminiferous tubules → Vasa efferentia → Epididymis → Inguinal canal → Urethra
  • d) Testis → Epididymis → Vasa efferentia → Vas deferens → Ejaculatory duct → Inguinal canal → Urethra → Urethral meatus
Q.3
The contraceptive ‘SAHELI’ .....[NEET 2018]
  • a) is an IUD.
  • b) increases the concentration of estrogen and prevents ovulation in females.
  • c) blocks estrogen receptors in the uterus, preventing eggs from getting implanted.
  • d) is a post-coital contraceptive.
Q.4
Select the option including all sexually transmitted diseases. [NEET 2020]
  • a) AIDS, Malaria, Filaria
  • b) Cancer, AIDS, Syphilis
  • c) Gonorrhoea, Syphilis, Genital herpes
  • d) Gonorrhoea, Malaria, Genital herpes
Q.5
Meiotic division of the secondary oocyte is completed ... .. [NEET 2020]
  • a) After zygote formation
  • b) At the time of fusion of a sperm with an ovum
  • c) Prior to ovulation
  • d) At the time of copulation
Q.6
Match the following columns and select the correct option.
Column-I Column-II
(a) Placenta (i) Androgens
(b) Zona pellucida (ii) Human Chorionic Gonadotropin (hCG)
(c) Bulbo-urethral (iii) Layer of the ovum glands
(d) Leydig cells (iv) Lubrication of the Penis
  • a) a →iii; b →ii; c →iv; d →i;
  • b) a →ii; b →iii; c →iv; d →i;
  • c) a →iv; b →iii; c →i; d →ii;
  • d) a →i; b →iv; c →ii; d →iii;
Q.7
Which of the following hormone levels will cause release of ovum (ovulation) from the graffian follicle? [NEET 2020]
  • a) Low concentration of LH
  • b) Low concentration of FSH
  • c) High concentration of Estrogen
  • d) High concentration of Progesterone
Q.8
Which one is produced by mesoderm? ... ... [ JKMCEE 1994]
  • a) Heart and notochord
  • b) Heart and brain
  • c) Spinal cord and notochord
  • d) Brain and notochord
Q.9
Which one is not character of haemochorial placenta ... ... [ Guj CET 2010 ]
  • a) CO2 and excretory products pass from foetus to mother's body
  • b) O2 and nutrients from mother's body enter the foetus
  • c) Chorion villi are covered by blood sinuses of mother
  • d) It protects foetus from mechanical shocks
Q.10
Tunica albuginea is related to ... ... [ CMC 2002 ]
  • a) Liver
  • b) Lung
  • c) Spleen
  • d) Testes
Q.11
Which differentiates a sperm from egg ... ..
Basis for comparison Human sperm Human ovum
Size Very small Large in size
Mitochondria In the middle piece, mitochondria form a spiral and are compactly arranged. Mitochondria are scattered in the cytoplasm.
Cytoplasm Present in the small amount Present in large amount.
Nucleus It is condensed with no nucleoplasm. The nucleus contains X or Y chromosome. Ovum contains nucleoplasm, called as the germinal vesicle. The nucleus contains only X chromosome
Centrioles Present. Absent.
Produced in Sperms are produced in the testes. Ovum is produced in ovaries
Number of sperms formed Four sperms are formed from one spermatogonium. Only one ovum is formed from one oogonium
Differentiated into Sperms are separated into head, neck, middle piece and tail. Ovum is not externally separated into regions.
Movement Can move. Not able to move.
Surrounded by Surrounded by plasma membrane only. Ovum is surrounded by the egg envelopes.or Accessory membranes
  • a) Cytoplasm is more abundant in sperm than in egg
  • b) Accessory membranes are absent in sperm but present in egg
  • c) Nucleus is clear in sperm and very compact in egg
  • d) Mitochondria from a sheat in egg and diffused in sperm
Q.12
Membrane that gives protection to embryo from external shocks is ... .. [ MPPMT 1994 ]
  • a) Amnion
  • b) Allantois
  • c) Chorion
  • d) Placenta
Q.13
Acrosome occurs in the sperm in ... .... [ MPPMT 1998 ]
  • a) tail part
  • b) behind the nucleus
  • c) middle piece
  • d) tip
Q.14
What is incorrect during amphimixis
  • a) Swelling of sperm nucleus
  • b) Initial movement of male nucleus along copulation path
  • c) Establishment of achromatic spindle by proximal centriole
  • d) Completion of second meiotic division if not occurred already
Q.15
A cross section at mid point of the middle piece of human sperm will show ... ... [ AIIMS 2005 ]
  • a) Centriole, mitochondria, 9+2 arrangement of microtubules
  • b) Centriole and mitochondria
  • c) Mitochondria and 9+2 arrangement of microtubules
  • d) 9+2 arrangement of microtubules only
Q.16
Amnion surrounds ... ... [ AMU 2000 ]
  • a) Allantois
  • b) Chorion
  • c) Embryo
  • d) Yolk sac
Q.17
Pregnancy begins with implantation of ... ... [ Wardha 2005 ]
  • a) Embryo
  • b) Fertilized ovum
  • c) Blastopore
  • d) Blastocyst
Q.18
Match the columns and find the correct combination ... ... [ KCET 2008]
Column I Column II
a) Oxytocin p) Stimulates ovulation
b) Prolactin q) Implantation and maintenance of pregnancy
c) Luteinising r) Lactation after child birth
d) Progesterone s) Uterine contraction during labour
- - t) Reabsorption of warter by nephrons
  • a) a → s, b → r, c → p, d → q
  • b) a → t, b → r, c → p, d → s
  • c) a → s, b → q, c → r, d → t
  • d) a → t, b → p, c → s, d → r
Q.19
Sperm enters the egg from ... ... [ RPMT 2002 ]
  • a) Animal pole
  • b) Vegetal pole
  • c) Micropyle
  • d) Megapyle
Q.20
50 secondary oocytes in female and 50 secondary spermatocytes in male give rise to .... ... [MPPMT 1993]
  • a) 50 ova and 100 sperms
  • b) 100 ova and 200 sperms
  • c) 200 ova and 50 sperms
  • d) 100 ova and 100 sperms
Q.21
Cleavage was first seen by ... ..
  • a) Spallanzani
  • b) Aristotle
  • c) Hertwig
  • d) Harvey
Q.22
In man the sperm released from the testis take the following route to reach the ureter ... ....
  • a) Vasa efferentia, epididymis, vas deferens and urethra
  • b) Vasa efferentia, Bidder's canal, nephrostome
  • c) Vasa efferentia, collecting tubules and bidder canals
  • d) Vasa efferentia, Bidder canal, uriniferous tubules and nephrostome
Q.23
Ovulation occurs under the influence of high titre of ... ... [ AIIMS 1996 ]
  • a) LH
  • b) FSH
  • c) Estrogen
  • d) Progesterone
Q.24
Cleavage differs from mitosis because ... ...
  • a) In cleavage there is no growth phase
  • b) In cleavage consumption of roman O2 increases
  • c) In cleavage nucleus-cytoplasmic ratio increases
  • d) All the above
Q.25
Production of sperms from spermatids is ... ... [ AFMC 2003 ]
  • a) Spermiogenesis
  • b) Spermatogenesis
  • c) Oogenesis
  • d) Gametogenesis
Q.26
Movement of sperm is by ... ... [ Odisha 2008 ]
  • a) Head
  • b) Acrosome
  • c) Middle piece
  • d) Tail/flagellum
Q.27
In human females, menstrual cycle ceases around 50 years of age. it is termed as ... ... [ HPPMT 2011 ]
  • a) Menopause
  • b) Menarche
  • c) Diapause
  • d) None of the above
Q.28
Which one functions as endocrine gland after ovulation ... ... [ CBSE 2007 ]
  • a) Stroma
  • b) Vitelline membrane
  • c) Germinal epithelium
  • d) Graafian follicle
Q.29
Which layer of embryo is formed first ... ... [ CPMT 2007 ]
  • a) Mesoderm
  • b) Ectoderm
  • c) Endoderm
  • d) Both B and C
Q.30
Menstrual cycle occurs in ... ... [ Wardha 2005 ]
  • a) Human females
  • b) Mammalian females
  • c) Primate females
  • d) All of above
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