Corpus luteum secretes large amounts of:

1.  LH 2.  FSH
3.  Progesterone 4.  Estrogen

Subtopic:  Menstrual Cycle: Pre Ovulatory Phase | Menstrual Cycle: Luteal Phase | Fetal Development & Parturition |
 89%
From NCERT
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Zona pellucida is a membrane surrounding:

1.Secondary oocyte2.Secondary follicle
3.Corona Radiata4.Trophoblast cells

Subtopic:  oogenesis |
 73%
From NCERT
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What ensures that only one sperm can fertilize the ovum?

1. Corona Radiata 2. Ground substance around ovum
3. Zona pellucida 4. Acrosome
Subtopic:  Fertilization |
 81%
From NCERT
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Fertilization occurs at:

1. Infundibulum of the fallopian tube

2. Ampullary – isthmic junction of the fallopian tube

3. Fundus of the uterus

4. Body of the uterus

Subtopic:  Fertilization: Part 1 | Fertilization: Part 2 |
 95%
From NCERT
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In humans, the sex of the baby is determined:

1. At the time of fertilization and by the father
2. At the time of fertilization and by the mother
3. At the time of implantation and by the father
4. At the time of implantation and by the mother
Subtopic:  Fertilization |
 91%
From NCERT
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During the follicular phase of the menstrual cycle, which of the following occur?

I: The primary follicle grows and becomes a fully mature Graafian follicle.
II: The endometrium of the uterus regenerates through proliferation.
 
1. Only I 2. Only II
3. I and II 4. None
Subtopic:  Introduction to Menstrual Cycle |
 83%
From NCERT
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Morula is a solid ball of cells during early embryonic development and consists of:

1. 4 – 8 cells 2. 8 – 16 cells
3. 24 – 30 cells 4. 60 – 72 cells
Subtopic:  Implantation |
 92%
From NCERT
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The trophoblast cells of the blastocyst form:

1. Embryo 2. Umbilical cord
3. Placenta 4. Teratoma
Subtopic:  Implantation |
 65%
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Implantation in humans occurs at the stage of:

1.  Zygote 2.  Morula
3.  Blastocyst 4.  Gastrula

Subtopic:  Implantation |
 86%
From NCERT
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The first movements of the fetus and the appearance of hair on the head are usually observed during:

1. 2nd month 2. 3rd month
3. 5th month 4. 6th month

Subtopic:  Fetal Development & Parturition |
 86%
From NCERT
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