Identify the source of testosterone in males:
1. seminiferous tubules
2. epididymis
3. Sertoli cells
4. Leydig cells

Subtopic:  Male Reproductive System |
 71%
From NCERT
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The major contributor to the seminal plasma is/are:
1. seminal vesicles
2. prostate gland
3. bulbourethral gland
4. seminiferous tubules

Subtopic:  Male Reproductive Duct System |
 76%
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Which endometrial stage corresponds to the follicular phase of the menstrual cycle?

1. proliferative 2. luteal
3. secretory 4. menstruation
Subtopic:  Menstrual Cycle: Pre Ovulatory Phase |
 72%
From NCERT
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To inhibit ovulation, the corpus luteum secretes:
1. inhibin
2. activin
3. estrogen
4. progesterone

Subtopic:  Menstrual Cycle: Luteal Phase |
 62%
From NCERT
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Just before the endometrium is shed during menstruation:
1. blood levels of estrogen and progesterone decrease.
2. blood levels of estrogen and progesterone increase.
3. the corpus luteum gets fully developed.
4. ovulation occurs.

Subtopic:  Introduction to Menstrual Cycle: 2 | Introduction to Menstrual Cycle |
 55%
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Blastocyst gets implanted on the:
1. myometrium
2. perimetrium
3. endometrium
4. wall of the oviduct

Subtopic:  Implantation |
 79%
From NCERT
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The cavity of the blastocyst is called as:
1. archenteron
2. amnion
3. antrum
4. blastocoel

Subtopic:  Implantation |
 70%
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The thick transparent glycoprotein membrane surrounding a mammalian ovum before implantation is called:

1. oolemma 2. corona radiata
3. zona pellucida 4. cumulus oophorus
Subtopic:  Fertilization |
 73%
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The formation of the three embryonic germ layers is called:

1.morulation2.blastulation
3.neurulation4.gastrulation

Subtopic:  Embryonic Development till Gastrulation |
 68%
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The rudimentary alimentary cavity of an embryo at the gastrula stage is called:
1. vegetal pole
2. primitive streak
3. archenteron
4. blastocoel

Subtopic:  Embryonic Development till Gastrulation |
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