Q1.
The testes are situated outside the abdominal cavity within a pouch called
Q2.
In humans, sperms are produced in
Q3.
Sertoli cells which line the seminiferous tubules from inside
Q4.
Refer to the given figure showing sectional view of seminiferous tubule. In the figure, some parts are labelled as A, B, C and D. Identify the part which provides nutrition to the developing sperms.
Q5.
The regions outside the seminiferous tubules that contain Leydig cells are called
Q6.
Testicular hormones called androgens are secreted by
Q7.
Which one is odd from the following structures with reference to the male reproductive system.
Q8.
The vas deferens opens into urethra as
Q9.
Which of the following depicts the correct pathway of transport of sperms?
Q10.
Among the following which one is not an accessory duct of male reproductive system?
Q11.
The ejaculatory duct transports the sperms to the outside through
Q12.
Refer to the given figure and choose the correct option for the parts labelled as A, B, C and D.
Q13.
Match the parts given in Column-I to their characteristic features in Column-II and choose the correct option from the codes given below.
| Column I | Column II |
|---|
| (a) Penis | (1) Loose fold of skin |
| (b) Glans penis | (2) Male external genitalia |
| (c) Foreskin | (3) External opening urethra |
| (d) Urethral meatus | (4) Enlarged end of penis |
Q14.
Urethral meatus is/are
Q15.
Among the following which one is not a male accessory gland?
Q16.
Match the Column-I (parts) to Column-II (feature) and choose the correct option from the codes given below.
| Column I | Column II |
|---|
| (a) Sertoli cells | (1) Testicular hormones |
| (b) Leydig cells | (2) External opening of urethra |
| (c) Epididymis | (3) Nutrition to the germ cells |
| (d) Urethral meatus | (4) Male sex accessory duct |
Q17.
Seminal plasma is contributed by:
(I) Seminal vesicle
(II) Prostate
(III) Urethra
(IV) Bulbourethral gland
Q18.
Read the following statements about seminal plasma and choose the correct statement(s) from the given options.
(I) Seminal plasma is secreted by seminal vesicles, prostate and bulbourethral glands.
(II) It is rich in sucrose and calcium.
(III) It contains certain enzymes also.
Q19.
Read the following statements about male reproductive system and choose the incorrect statements from the given options.
(I) It is located in the pelvis region.
(II) The testes are situated outside the abdominal cavity within a pouch called scrotum.
(III) Each testis has about 350 testicular tubules.
(IV) Penis, the male external genitalia is made up of special tissues to facilitate insemination.
Q20.
Assertion: The scrotum helps in maintaining the low temperature of the testes.
Reason: The low temperature of the testes is necessary for spermatogenesis.
Q21.
Assertion: The enlarged part of penis is called glans penis.
Reason: The glans penis is covered by a loose fold of skin called foreskin.
Q22.
The primary female sex organ is/are
Q23.
Among the following which one is not the part of female reproductive system?
Q24.
The parts that constitute the female accessory ducts include
Q25.
The funnel-shaped part of Fallopian tube that remains closer to the ovary is –
Q26.
The part of the oviduct that joins the uterus is
Q27.
The uterus is also called
Q28.
The inner glandular layer that lines the uterine cavity is
Q29.
The uterine layer that undergoes cyclical changes during menstrual cycle is
Q30.
Which uterine layer exhibits strong contractions during the delivery of the baby?
Q31.
The female external genitalia include
Q32.
The opening of the vagina is often covered partially by a membrane called
Q33.
A tiny finger-like structure which lies at the upper junction of the two labia minora is
Q34.
How many mammary lobes are found in each breast?
Q35.
The alveoli of mammary glands open into
Q36.
The milk is sucked out through
Q37.
Match the parts of female reproductive system given in Column-I with their functions in Column-II and choose the correct option from the codes given below.
| Column I | Column II |
|---|
| (a) Ovary | (1) Delivery of baby |
| (b) Fimbriae | (2) Steroid hormone |
| (c) Myometrium | (3) Secretion of milk |
| (d) Cells of alveoli | (4) Collection of ovum |
Q38.
Match the layers of uterus given in Column-I with their characteristic features given in Column-II and choose the correct option from the codes given below.
| Column I | Column II |
|---|
| (A) Perimetrium | (1) Thick layer of smooth muscles |
| (B) Myometrium | (2) Thick membranous layer |
| (C) Endometrium | (3) Glandular layer
(4) Thin membranous layer |
Q39.
Match the parts of female external genitalia in Column-I with their characteristic features in Column-II. Choose the correct option from the codes given below.
| Column I | Column II |
|---|
| (a) Mons pubis | (1) Fleshy folds of tissue |
| (b) Labia majora | (2) Cushion of fatty tissue |
| (c) Hymen | (3) Tiny finger-like structure |
| (d) Clitoris | (4) Covers opening of vagina |
Q40.
The edges of the infundibulum possess finger like projections that -
Q41.
Read the following statements about uterus and choose the correct option from the codes given below.
(I) The shape of the uterus is like inverted pear.
(II) The uterus opens into vagina through a narrow cervix.
(III) The uterus along with cervix forms the birth canal.
Q42.
Read the following statements about mammary glands and choose the incorrect statement.
(I) The mammary glands contain glandular tissue and fat.
(II) The mammary lobes of breasts contain alveoli which secrete milk.
(III) The milk secreted by alveoli is stored in lactiferous duct.
Q43.
Assertion: Ovaries are the primary sex organs.
Reason: Ovaries produce the female gamete.
Q44.
Assertion: Ovaries produce gamete as well as steroid hormones.
Reason: The oviducts, ovaries and cervix constitute the female accessory ducts.
Q45.
Assertion: The uterus opens into vagina through a narrow cervix.
Reason: The cavity of cervix is called cervical canal.
Q46.
Assertion: Mons pubis is a cushion of fatty tissue covered by skin and pubic hair.
Reason: The labia majora are paired folds of tissue under the labia minora.
Q47.
Assertion: The alveoli of mammary lobes open into their lumen.
Reason: Several lactiferous ducts join to form a mammary duct through which milk is sucked out.
Q48.
The process of producing gametes by primary sex organs is known as-
Q49.
The immature, diploid male germ cells that produce sperms are
Q50.
Which of the following cells during gametogenesis is normally diploid?
Q51.
Among the following, identify the cell(s) which undergo mitotic division during spermatogenesis?
Q52.
Spermatogenesis is the process in which immature male germ cells undergo division to produce sperms. Choose the correct one with reference to above.
Q53.
After spermiogenesis, sperm heads become embedded in
Q54.
During spermiation the sperms are released from
Q55.
The difference between spermiogenesis and spermiation is
Q56.
Spermatogenesis starts due to significant increase in the secretion of
Q57.
Refer to the given figure showing diagrammatic sectional view of a seminiferous tubule. In the figure, some parts are labeled as A, B, C and D. Identify the part which gets activated by FSH.
Q58.
Refer to the given flowchart. In it, some spaces are mentioned as A, B, C and D. Identify the correct option for them from the codes given below.
Q59.
The anterior portion of the sperm head is covered by a cap-like structure called
Q60.
Match the Column-I representing parts of the sperm to Column-II showing their functions and choose the correct option.
| Column I | Column II |
|---|
| (a) Head | (1) Enzymes |
| (b) Middle piece | (2) Sperm motility |
| (c) Acrosome | (3) Energy |
| (d) Tail | (4) Genetic material |
Q61.
The semen of human male contains
Q62.
Refer to the given figure showing structure of a sperm. The figure is followed by four (I–IV) statements. Choose the incorrect statement(s) about it.
(I) The acrosome is filled with enzymes that help in fertilizing the ovum.
(II) The neck possesses numerous mitochondria.
(III) Tail is responsible for sperm motility.
(IV) The human male ejaculates 50–100 million sperms during a coitus.
Q63.
Which among the following has 23 chromosomes?
Q64.
The oogenesis is markedly different from spermatogenesis because
Q65.
The tertiary follicle is characterized by a fluid filled cavity called
Q66.
In which stage primary oocyte completes its first meiotic division?
Q67.
Match Column-I with Column-II and choose the correct option from the codes given below.
| Column I | Column II |
|---|
| (a) Oogonia | (1) Antrum |
| (b) Tertiary follicle | (2) Gamete mother cells |
| (c) Secondary follicle | (3) Haploid |
| (d) Secondary oocyte | (4) More layers of granulosa |
Q68.
Extrusion of second polar body from egg nucleus occurs
Q69.
Refer to the given figure showing diagrammatic section view of ovary. The encircled part of figure is showing a process of oogenesis. Identify it as well as the follicle which is involved in this process.
Q70.
Assertion: Spermatogenesis starts at the age of puberty.
Reason: There is a significant increase in the secretion of gonadotropin releasing hormone at puberty.
Q71.
Assertion: Oogenesis is initiated at puberty.
Reason: Millions of oogonia are formed within each ovary every month.
Q72.
Assertion: A large haploid secondary oocyte is formed due to unequal division.
Reason: A tiny second polar body is formed during this division.
Q73.
The reproductive cycle in the female primates is called
Q74.
Menarche that begins at puberty is
Q75.
The cycle of events starting from one menstruation till the next one is called
Q76.
The menstrual phase of menstrual cycle lasts for:
Q77.
Menstrual flow results due to breakdown of
Q78.
Menstruation only occurs if
Q79.
The lack of menstruation may be due to
Q80.
The menstrual phase is followed by
Q81.
What change(s) occur in ovary and/or uterus during follicular phase of menstrual cycle?
Q82.
The changes in the ovary and uterus during proliferative phase are induced by changes in the levels of
Q83.
In the ovary of a healthy human female mature Graafian follicle is generally present around
Q84.
During proliferative phase, the growing follicles secrete
Q85.
Refer to the given flowchart, in which three parts are labeled as A, B and C. Identify them and choose the correct option from the codes given below.
Q86.
Match the items given in Column-I with those in Column-II and select correct option from the codes given below.
| Column I | Column II |
|---|
| (a) Proliferative phase | (1) Breakdown of endometrial lining |
| (b) Secretary phase | (2) Follicular phase |
| (c) Menstruation | (3) Luteal phase |
Q87.
Both LH and FSH attain a peak level on about ‘A’ day of cycle. Choose the correct option for ‘A’.
Q88.
Read the following statements about LH surge and choose the incorrect one.
(A) LH surge is rapid secretion of luteal hormone.
(B) It occurs in the mid of the cycle.
(C) LH surge induces degeneration of corpus luteum.
(D) It causes ovulation.
Q89.
The release of ovum occurs during which phase of menstrual cycle?
Q90.
The ovulatory phase of menstrual cycle is followed by
Q91.
No new follicles develop in the luteal phase of the menstrual cycle because
Q92.
Match the phases of menstrual cycle given in Column-I with the hormones secreted during that phase in Column-II. Choose the correct option from the codes given below.
| Column I | Column II |
|---|
| (a) Follicular phase | (1) Progesterone |
| (b) Ovulatory phase | (2) Gonadotropins |
| (c) Luteal Phase | (3) LH surge
(4) Estrogens |
Q93.
Among the following which change occurs during luteal phase?
Q94.
Read the following statements about corpus luteum and choose the correct ones from the following options.
(I) It is formed during ovulatory phase of menstrual cycle.
(II) It secretes large amounts of progesterone.
(III) In the absence of ovulation, the corpus luteum degenerates.
(IV) The degeneration of corpus luteum causes disintegration of endometrium.
Q95.
In human beings, permanent cessation of menstrual cycle is called:
Q96.
Refer to the given figure to answer the question no 96–97. The figure is showing diagrammatic presentation of various events during a menstrual cycle. In the figure, A, B and C, D show the levels of pituitary and ovarian hormones respectively.
The gradual increase of which hormone stimulates the secretion of hormone C
Q97.
Refer to the given figure to answer the question no 96–97. The figure is showing diagrammatic presentation of various events during a menstrual cycle. In the figure, A, B and C, D show the levels of pituitary and ovarian hormones respectively.
The rapid increase of which hormone will induce rupture of Graafian follicle and thereby the release of ovum?
Q98.
In the below given diagrammatic presentation of various events that occur during a menstrual cycle the levels of several hormones are given as A, B, C and D. Identify the graph showing the level of progesterone hormone.
Q99.
Refer to the given figure showing diagrammatic presentation of various events during a menstrual cycle. In the figure, A, B and C, D show the levels of pituitary and ovarian hormones respectively. The rapid increase of which hormone will induce rupture of Graafian follicle and thereby the release of ovum?
Q100.
Choose the incorrect statement from the following.
(I) High levels of estrogen triggers the ovulatory surge.
(II) Oogonial cells start to proliferate and give rise to functional ova in regular cycles from puberty onwards.
(III) Sperms released from seminiferous tubules are poorly motile/non-motile.
(IV) Progesterone level is high during the post ovulatory phase of menstrual cycle.
Q101.
Consider the following features.
(i) Transformation of Graafian follicle into corpus luteum.
(ii) Secretion of large amount of progesterone from corpus luteum.
(iii) Maintenance of endometrial lining of the uterus.
Select the correct phase of menstrual cycle that possesses all the above characteristics.
Q102.
Assertion: The lack of menstruation may be indicative of pregnancy.
Reason: Menstruation only occurs if the released ovum is not fertilised.
Q103.
Assertion: During secretory phase the levels of LH and FSH gradually increase.
Reason: The increased levels of FSH and LH induce Graafian follicles to secrete progesterone.
Q104.
Assertion: During pregnancy, all events of the menstrual cycle stop.
Reason: In the absence of fertilisation, the corpus luteum degenerates.
Q105.
The sperms released during copulation, finally reach to which part of the Fallopian tube?
Q106.
All copulations not lead to the fertilisation and pregnancy. Choose the correct reason for the same from the following options.
Q107.
Capacitation occurs in
Q108.
Capacitation refers to changes in the
Q109.
Refer to the given figure showing an ovum surrounded by few sperms. Sperm ‘A’ in the figure is trying to fertilise the ovum. How will this sperm ‘A’ ensure that no other sperm can fertilise the ovum?
Q110.
The membranous cover of the ovum that is found at the time of ovulation is
Q111.
During acrosomal reaction the sperm
Q112.
The secretions of the acrosome help the sperm to enter into the cytoplasm of ovum through
Q113.
Match the events given in Column-I with their characteristic features in Column-II and choose the correct option from the codes given below.
| Column I | Column II |
|---|
| (a) Fertilisation | (1) Female reproductive tract |
| (b) Capacitation | (2) Contact of sperm with zona pellucida |
| (c) Acrosomal reaction | (3) Before fertilisation and after ovulation |
| (d) Second polar body | (4) Ampullary - isthmic junction |
Q114.
The embryo having 8–16 blastomeres is called
Q115.
Morula is known as a developmental stage
Q116.
Refer to the given flowchart. It has some blank spaces mentioned as A, B, C and D. Choose the correct option for these A, B, C and D.
Q117.
The blastomeres in the blastocyst are arranged into
Q118.
During embryogenesis which part of blastocyst gets differentiated into embryo?
Q119.
The embedding of blastocyst in the endometrium of uterus is called
Q120.
Extrusion of second polar body from egg nucleus occurs
Q121.
All the haploid gametes produced by the female have
Q122.
Cleavage that occurs in the zygote as it moves through the isthmus of oviduct towards the uterus is
Q123.
Match the following and choose the correct option from the codes given below.
| Column I | Column II |
|---|
| (a) Trophoblast | (1) Embedding of Blastocyst in the endometrium |
| (b) Cleavage | (2) Group of cells that would differentiate as embryo |
| (c) Inner cell mass | (3) Outer layer of blastocyst attached to the endometrium |
| (d) Implantation | (4) Mitotic division of zygote |
Q124.
Refer to the given figure showing transport of ovum, fertilisation and passage of growing embryo through Fallopian tube. The figure is followed by four statements. Choose the incorrect statement about it.
(A) The second meiotic division of secondary oocyte occurs after fertilisation.
(B) The embryo with 8–16 blastomeres is called morula.
(C) The trophoblast layer of blastocyst gets embedded in the endometrium.
(D) The cells of inner cell mass differentiate to form embryo.
Q125.
Assertion: All copulations do not lead to fertilisation and pregnancy.
Reason: Fertilisation can only occur if the ovum and sperms are transported simultaneously to the ampullary–isthmic junction.
Q126.
Assertion: The secretions of the acrosome help the sperm enter into the cytoplasm of the ovum.
Reason: The entry of sperm into the cytoplasm of the ovum is responsible for the capacitation of sperms.
Q127.
Assertion: The blastomeres in the blastocyst are arranged into trophoblast and inner cell mass.
Reason: The trophoblast layer gets attached to the endometrium.
Q128.
The finger-like projections that appear on the trophoblast after implantation are called
Q129.
The structural and functional unit formed between the developing embryo (foetus) and maternal body is called
Q130.
The embryo remains connected to the placenta through
Q131.
Choose the incorrect statement about placenta.
(A) The placenta facilitates the supply of oxygen and nutrients to the embryo.
(B) It helps in the removal of CO2 and excretory/ waste materials produced by the embryo.
(C) The placenta is connected to the embryo through umbilical cord.
(D) Placenta acts like an endocrine tissue and produces several enzymes also.
Q132.
Which of the following hormones is not secreted by human placenta?
Q133.
Several hormones like hCG, hPL, estrogen, progesterone are produced by
Q134.
A hormone that is secreted by ovary in the later phase of pregnancy is
Q135.
The hormone(s) that is/are produced during pregnancy only
Q136.
The levels of estrogens, progestogens, cortisol, prolactin, etc., increase many fold in blood during pregnancy. It is necessary for
Q137.
Match Column-I with Column-II and choose the correct option from the codes given below.
| Column I | Column II |
|---|
| (a) Chorionic villi | (1) Secretes relaxin hormone |
| (b) Placenta | (2) Finger-like projections on the trophoblast |
| (c) Umbilical cord | (3) Structural and functional unit between foetus and mother |
| (d) Ovary | (4) Connects embryo to placenta |
Q138.
Immediately after implantation, which part of blastocyst differentiates into ectoderm and endoderm?
Q139.
Refer to the given figure showing human foetus within the uterus. How will the removal of ‘A’ in the figure affect the growth of foetus?
Q140.
The inner cell mass contains certain cells called stem cells which have the potency to give rise to
Q141.
Match Column-I with Column-II and select the correct option using the codes given below.
| Column I | Column II |
|---|
| (a) Mons pubis | (1) Embryo formation |
| (b) Antrum | (2) Sperm |
| (c) Trophectoderm | (3) Female external genitalia |
| (d) Nebenkern | (4) Graafian follicle |
Q142.
The foetus develops limbs and digits by the end of
Q143.
Match Column-I with Column-II and choose the correct option from the codes given below.
| Column I (Organ) | Column II (Month of development during pregnancy) |
|---|
| (a) Heart | (1) Second month |
| (b) Limbs and digits | (2) First month |
| (c) External genitalia | (3) Fifth month |
| (d) Appearance of hair on head | (4) Third month |
Q144.
Read the following statements about major features of embryonic development at various months of pregnancy. Choose the incorrect statement(s) about it.
(I) The embryo’s heart is the first formed organ.
(II) Most of the major organ systems are formed by the end of 2nd month of pregnancy.
(III) The first movement of foetus is observed during 7th month of pregnancy.
(IV) The eyelashes are formed by the end of second trimester.
Q145.
Select the correct sequences of events.
Q146.
Assertion: The placenta is connected to the embryo through an umbilical cord.
Reason: The umbilical cord helps in the transport of substances to and from the embryo.
Q147.
Assertion: Placenta also acts as an endocrine gland.
Reason: In the later phase of pregnancy, relaxin is secreted by placenta.
Q148.
Assertion: The first movements of foetus are observed during the third month of pregnancy.
Reason: By the end of first trimester, eyelids separate and eye-lashes are formed.
Q149.
The duration of pregnancy is called
Q150.
The process of delivery of the foetus is called
Q151.
The signals for parturition originate from the
Q152.
Match Column-I with Column-II and choose the correct option from the codes given below.
| Column I | Column II |
|---|
| (a) Gestation period | (1) Mild uterine contractions |
| (b) Parturition | (2) Duration of pregnancy |
| (c) Foetal ejection reflex | (3) Process of delivery of the foetus |
| (d) After birth | (4) Placental expulsion |
Q153.
The process of milk production is called
Q154.
Choose the incorrect statement from the following:
(A) Parturition is induced by a complex neuroendocrine mechanism.
(B) The foetal ejection reflex triggers release of oxytocin from the hypothalamus.
(C) Oxytocin acts on the uterine muscles.
(D) The placenta is also expelled out of the uterus after the delivery of infant.
Q155.
Which of the following hormones is responsible for both the milk ejection reflex and the foetal ejection reflex?
Q156.
The milk produced during the initial few days of lactation is called
Q157.
Choose the incorrect statement from the following.
(A) Internal fertilisation takes place, in birds and mammals.
(B) Colostrum contains antibodies and nutrients.
(C) Polyspermy is prevented by chemical changes on the egg surface.
(D) In the human female implantation occurs almost seven days after fertilisation.
Q159.
Assertion: Parturition is a complex neuroendocrine mechanism.
Reason: The signals of parturition originate from the fully developed fetus and placenta.
Q160.
Assertion: The mammary glands of the female undergo differentiation after parturition.
Reason: Lactation always starts after childbirth.
Q161.
Assertion: Breast-feeding during the initial period of infant growth is recommended.
Reason: During initial few days after delivery, colostrum is produced.