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Q. No.The mammary glands of female undergo differentiation
1.
Just after parturition
2.
During Gestation
3.
After few hours of parturition
4.
Puberty
| 1. | Just after parturition |
| 2. | During Gestation |
| 3. | After few hours of parturition |
| 4. | Puberty |
Subtopic: Fetal Development & Parturition |
58%
From NCERT
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Lactation starts at
| 1. | At the end of pregnancy |
| 2. | At the end of first trimester |
| 3. | During pregnancy |
| 4. | Before parturition |
Subtopic: Mammary Gland & Lactation |
75%
From NCERT
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Subtopic: Mammary Gland & Lactation |
81%
From NCERT
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Colostrum is
| 1. | Milk of first day |
| 2. | Milk of initial few hours |
| 3. | Milk of initial few days |
| 4. | Milk of lactation period |
Subtopic: Mammary Gland & Lactation |
72%
From NCERT
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Breast feeding during initial period
| 1. | Good for healthy baby |
| 2. | Recommended by doctors |
| 3. | Essential to develop resistance for the new-born babies. |
| 4. | All of these |
Subtopic: Mammary Gland & Lactation |
96%
From NCERT
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Ovaries are the primary sex organs in human females because they:
I. Produce the female gamete
II. Produce the hormone that regulates the development of secondary sexual characters
1. Both I and II
2. Only I
3. Only II
4. None
Subtopic: Ovary |
88%
From NCERT
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FSH:
| 1. | Acts on Sertoli cells and stimulates secretion of some factors that help in spermiogenesis |
| 2. | Acts on Sertoli cells and inhibits secretion of some factors that help in spermiogenesis |
| 3. | Acts on Leydig cells and stimulates secretion of some factors that help in spermiogenesis |
| 4. | Acts on Leydig cells and inhibits secretion of some factors that help in spermiogenesis |
Subtopic: Seminiferous Tubules & Spermatogenesis |
81%
From NCERT
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The functions of male sex accessory ducts and glands are maintained by:
1. Hypothalamic releasing hormone
2. Pitutary gonadotropins
3. Adrenal cortex steroids
4. Testicular androgens
Subtopic: Male Reproductive System |
65%
From NCERT
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At the birth of the female child, the follicles in her ovaries contain:
| 1. | Primary oocytes that have been arrested at the S phase of the cell cycle |
| 2. | Primary oocytes that have been arrested at the Prophase I of Meiosis I |
| 3. | Secondary oocytes that have been arrested at the Prophase I of Meiosis I |
| 4. | Secondary oocytes that have been arrested at the Metaphase II of Meiosis II |
Subtopic: Ovary |
87%
From NCERT
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What is released at 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: Ovary |
57%
From NCERT
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