Human Reproduction · Biology · NEET
MCQ (Single Correct Answer)
Given below are two statements: One is labelled as Assertion A and the other is labelled as Reason R.
Assertion A: During menstrual cycle, the ovulation takes place approximately on 14th day.
Reason R: Rapid secretion of LH in the middle of menstrual cycle induces rupture of Graafian follicle and thereby the release of ovum.
In the light of the above statements, choose the most appropriate answer from the options given below.
Arrange the following parts in human Mammary gland, traversing the route of milk ejection.
A. Mammary duct
B. Lactiferous duct
C. Mammary alveolus
D. Ampulla
E. Mammary tubule
Choose the correct answer from the options given below:
Match List-I with List-II relating to human female external genitalia.
| List - I | List - II | ||
|---|---|---|---|
| (A) | Mons pubis | (I) | A fleshy fold of tissue surrounding the vaginal opening |
| (B) | Clitoris | (II) | Fatty cushion of cells covered by skin and hair |
| (C) | Hymen | (III) | Tiny finger-like structure above labia minora |
| (D) | Labina majora | (IV) | A thin membrane-like structure covering vaginal opening |
Choose the correct answer from the option given below :
Match List-I with List-II:
| List - I | List - II | ||
|---|---|---|---|
| (A) | Parturition | (I) | Several antibodies for new-born babies |
| (B) | Placenta | (II) | Collection of ovum after ovulation |
| (C) | Colostrum | (III) | Foetal ejection reflex |
| (D) | Fimbriae | (IV) | Secretion of the hormone hCG |
Choose the correct answer from the option given below:
Which of the following is not a component of Fallopian tube?
Given below are two statements:
Statement I: The presence or absence of hymen is not a reliable indicator of virginity.
Statement II: The hymen is torn during the first coitus only.
In the light of the above above statements, choose the correct answer from the options given below :
Identify the correct option (A), (B), (C), (D) with respect to spermatogenesis.
Given below are two statements regarding oogenesis:
Statement I :- The primary follicles get surrounded by more layers of granulosa cells, a theca and shows fluid filled cavity antrum. Now it is called secondary follicle.
Statement II :- Graffian follicle ruptures to release the secondary oocyte from the ovary by the process called ovulation.
In the light of the above statements, choose the correct answer from the options given below:
Which of the following statements are correct regarding female reproductive cycle?
A. In non-primate mammals cyclical changes during reproduction are called oestrus cycle.
B. First menstrual cycle begins at puberty and is called menopause.
C. Lack of menstruation may be indicative of pregnancy.
D. Cyclic menstruation extends between menarche and menopause.
Choose the most appropriate answer from the options given below:
Given below are two statements: one is labelled as Assertion A and the other is labelled as Reason R.
Assertion A: Endometrium is necessary for implantation of blastocyst.
Reason R: In the absence of fertilization, the corpus luteum degenerates that causes disintegration of endometrium.
In the light of the above statements, choose the correct answer from the options given below:
Given below are two statements:
Statement I: Vas deferens receives a duct from seminal vesicle and opens into urethra as the ejaculatory duct.
Statement Il: The cavity of the cervix is called cervical canal which along with vagina forms birth canal.
In the light of the above statements, choose the correct answer from the options given below:
How many secondary spermatocytes are required to form 400 million spermatozoa?
Arrange the components of mammary gland. (from proximal to distal).
(a) Mammary duct
(b) Lactiferous duct
(c) Alveoli
(d) Mammary ampulla
(e) Mammary tubules
Choose the most appropriate answer from the options given below :
Given below are two statements: one is labelled as Assertion (A) and the other is labelled as Reason (R).
Assertion (A): During pregnancy the level of thyroxine is increased in the maternal blood.
Reason (R): Pregnancy is characterised by metabolic changes in the mother.
In the light of the above statements, choose the most appropriate answer from the options given below:
Which of the following statements are true for spermatogenesis but do not hold true for Oogenesis?
(a) It results in the formation of haploid gametes
(b) Differentiation of gamete occurs after the completion of meiosis
(c) Meiosis occurs continuously in a mitotically dividing stem cell population
(d) It is controlled by the Luteinising Hormone (LH) and Follicle Stimulating Hormone (FSH) secreted by the anterior pituitary
(e) It is initiated at puberty
Choose the most appropriate answer from the options given below :
Given below are two statements :
Statement I : The release of sperms into the seminiferous tubules is called spermiation.
Statement II : Spermiogenesis is the process of formation of sperms from spermatogonia.
In the light of the above statements, choose the most appropriate answer from the options given below :
At which stage of life the oogenesis process is initiated?
| Column-I | Column-II |
|---|---|
| (A) Placenta | (i) Androgens |
| (B) Zona pellucida | (ii) Human Chorionic Gonadotropin (hCG) |
| (C) Bulbo-urethral | (iii) Layer of the ovum |
| (D) Leydig cells | (iv) Lubrication of the Penis |
| Column - I | Column - II |
|---|---|
| A. Proliferative phase | (i) Breakdown of endometrial lining |
| B. Secretory Phase | (ii) Follicular Phase |
| C. Menstruation | (iii) Luteal Phase |
| Column I | Column II | ||
|---|---|---|---|
| (A) | Mons pubis | (i) | Embryo formation |
| (B) | Antrum | (ii) | Sperm |
| (C) | Trophectoderm | (iii) | Female external genitalia |
| (D) | Nebenkern | (iv) | Graafian follicle |
