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Q. No.The secondary oocyte completes the second meiotic division:
1.
At the time of insemination
2.
At puberty
3.
At the time of fusion of a sperm with an ovum
4.
Just before birth
Subtopic: Fertilization |
90%
From NCERT
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Identify the set of hormones secreted by placenta that are essential to maintain pregnancy:
1. hCG, hPL, progesterone, prolactin
2. hCG, hPL, estrogens, relaxin, oxytocin
3. hCG, hPL, progesterone, estrogens
4. hCG, progesterone, estrogens, glucocorticoids
1. hCG, hPL, progesterone, prolactin
2. hCG, hPL, estrogens, relaxin, oxytocin
3. hCG, hPL, progesterone, estrogens
4. hCG, progesterone, estrogens, glucocorticoids
Subtopic: Embryonic Development till Gastrulation |
75%
From NCERT
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Identify the correct statement:
| 1. | In spermiogenesis, spermatids are formed, while in spermiation, spermatozoa are formed. |
| 2. | Spermatogonia are diploid and primary spermatocytes are haploid. |
| 3. | Testes descend into the scrotum after birth but before puberty while ovaries do not descend at all. |
| 4. | The Infundibulum of fallopian tube possesses fimbriae while fertilization occurs in the ampulla of the fallopian tube. |
Subtopic: Female Reproductive System-1 | Female Reproductive System-2 |
78%
From NCERT
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Subtopic: Embryonic Development till Gastrulation |
80%
From NCERT
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Luteinizing hormone:
| I: | acts at the Leydig cells and stimulates synthesis and secretion of androgens. |
| II: | acts on the Sertoli cells and stimulates secretion of some factors which help in the process of spermiogenesis. |
| 1. | Only I is correct | 2. | Only II is correct |
| 3. | Both I and II are correct | 4. | Both I and II are incorrect |
Subtopic: Seminiferous Tubules & Spermatogenesis | Spermiogenesis/Sperm Structure/Hormonal Regulation |
74%
From NCERT
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Match each item in Column I with one in Column II and select the correct match from the codes given:
Codes:
| COLUMN I | COLUMN II | ||
| A. | Sertoli cells | P | Secretion of androgens |
| B. | Leydig cells | Q | Spermiogenesis |
| C. | Uterine Myometrium | R | Implantation |
| D. | Uterine Endometrium | S | Parturition |
Codes:
| A | B | C | D | |
| 1. | P | R | Q | S |
| 2. | R | S | P | Q |
| 3. | Q | P | S | R |
| 4. | S | Q | R | P |
Subtopic: Seminiferous Tubules & Spermatogenesis | Spermiogenesis/Sperm Structure/Hormonal Regulation | Menstrual Cycle: Pre Ovulatory Phase | Menstrual Cycle: Luteal Phase | Fetal Development & Parturition | Female Reproductive System-1 | Female Reproductive System-2 |
93%
From NCERT
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Identify the incorrectly matched pair:
1. LH surge: Ovulation
2. Corpus luteum: Ruptured Graafian follicle
3. hCG: Secreted by the ovary during pregnancy
4. Oxytocin: Milk ejection
1. LH surge: Ovulation
2. Corpus luteum: Ruptured Graafian follicle
3. hCG: Secreted by the ovary during pregnancy
4. Oxytocin: Milk ejection
Subtopic: Fetal Development & Parturition |
77%
From NCERT
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In human embryonic development, the first movements of the foetus and the appearance of hair on the head are usually observed:
| 1. | By the end of the second month |
| 2. | During the third month |
| 3. | By the end of the fourth month |
| 4. | During the fifth month |
Subtopic: Fetal Development & Parturition |
86%
From NCERT
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The secondary oocyte completes the second meiotic division:
1. during the fetal life
2. before puberty
3. at the time of ovulation
4. at the time of fertilization
1. during the fetal life
2. before puberty
3. at the time of ovulation
4. at the time of fertilization
Subtopic: Fertilization | Implantation |
87%
From NCERT
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Foetal ejection reflex is initiated by:
| 1. | Foetal hypothalamus |
| 2. | Maternal pituitary |
| 3. | Fully developed foetus and placenta |
| 4. | Maternal hypothalamus |
Subtopic: Fetal Development & Parturition |
93%
From NCERT
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