A plasma membrane:
1.
envelops only the acrosome of sperm
2.
envelops only the mid piece of sperm
3.
envelops the whole body of sperm
4.
does not envelop any part of the sperm at all
Subtopic: Spermiogenesis/Sperm Structure/Hormonal Regulation |
75%
From NCERT
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At puberty:
| 1. | about 30,000-40,000 primary follicles are left in each ovary |
| 2. | about 30,000-40,000 primary follicles are left in both ovaries |
| 3. | about 60,000-80,000 primary follicles are left in each ovary |
| 4. | about 1,00,000 primary follicles are left in both ovaries |
Subtopic: oogenesis |
89%
From NCERT
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What induces the completion of the meiotic division of the secondary oocyte?
| 1. | rupture of the Graafian follicle |
| 2. | insemination |
| 3. | contact of sperm with zona pellucida |
| 4. | entry of sperm into the cytoplasm of the ovum |
Subtopic: Fertilization |
63%
From NCERT
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All the following hormones are produced in women only during pregnancy except:
1. Oxytocin
2. Relaxin
3. hCG
4. hPL
1. Oxytocin
2. Relaxin
3. hCG
4. hPL
Subtopic: Embryonic Development till Gastrulation |
82%
From NCERT
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The number of correct statements in the given statements is:
| I: | Each seminiferous tubule is lined on its inside by two types of cells called male germ cells and Sertoli cells. |
| II: | Sertoli cells synthesise and secrete testicular hormones called androgens. |
| III: | Leydig cells provide nutrition to the germ cells. |
| IV: | The testis is covered by a dense covering. |
| V: | Each testis has about 250 compartments called testicular lobules. |
1. 2
2. 3
3. 4
4. 5
Subtopic: Male Reproductive System |
71%
From NCERT
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All the following cells are expected to be haploid except:
1. first polar body
2. spermatid
3. secondary polar body
4. primary oocyte
1. first polar body
2. spermatid
3. secondary polar body
4. primary oocyte
Subtopic: Seminiferous Tubules & Spermatogenesis |
83%
From NCERT
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Implantation of the developing embryo occurs on the uterine endometrium:
| 1. | at the morula stage, within 24 – 48 hours of fertilisation |
| 2. | at the morula stage, about 96 hours post fertilisation |
| 3. | at the blastocyst stage, 7th – 8th day post fertilization |
| 4. | at the gastrula stage, about 10 days post fertilization |
Subtopic: Implantation |
79%
From NCERT
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What is released at the time of ovulation?
1. Primary oocyte arrested at meiosis I
2. Primary oocyte arrested at meiosis II
3. Secondary oocyte arrested at meiosis I
4. Secondary oocyte arrested at meiosis II
Subtopic: Fertilization |
60%
From NCERT
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The menstrual bleed is mainly due to the withdrawal of:
1. Oestrogen
2. Progesterone
3. LH
4. FSH
Subtopic: Menstrual Cycle: Pre Ovulatory Phase | Menstrual Cycle: Luteal Phase |
84%
From NCERT
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Given below are two statements:
In light of the above statements, choose the correct answer from the options given below:
1. Statement I is incorrect but Statement II is true.
2. Both Statement I and Statement II are true.
3. Both Statement I and Statement II are false.
4. Statement I is correct but Statement II is false.
| Statement I: | Vas deferens receives a duct from seminal vesicle and opens into urethra as the ejaculatory duct. |
| Statement II: | The cavity of the cervix is called cervical canal which along with vagina forms birth canal. |
1. Statement I is incorrect but Statement II is true.
2. Both Statement I and Statement II are true.
3. Both Statement I and Statement II are false.
4. Statement I is correct but Statement II is false.
Subtopic: Male Reproductive System | Female Reproductive System-1 | Female Reproductive System-2 |
85%
From NCERT
NEET - 2023
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