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प्रश्न
Match the items in column I with those in column II and write down the matching pairs (some may not match)
| Column I | Column II | ||
| a | Acrosome | 1 | An embryo which looks like human baby |
| b | Gestation | 2 | Luteinizing hormone |
| c | Menopause | 3 | ovum producing cells |
| d | Foetus | 4 | complete stoppage of menstrual cycle |
| e | Oogenesis | 5 | spermatozoa |
| f | Ovulation | 6 | Complete stoppage of menstrual cycle. |
| 7 | Time taken by a fertilized egg till the delivery of baby |
उत्तर
| Column I | Column II | ||
| a | Acrosome | 5 | spermatozoa |
| b | Gestation | 7 | Time taken by a fertilized egg till the delivery of baby |
| c | Menopause | 6 | complete stoppage of menstrual cycle |
| d | Foetus | 1 | An embryo which looks like human baby |
| e | Oogenesis | 3 | ovum producing cells |
| f | Ovulation | 2 | Luteinizing hormone |
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संबंधित प्रश्न
State whether the following statements are TRUE (T) or FALSE (F):
Rewrite the wrong statement by correcting only one word either at the beginning or at the end of the sentence.
Uterus is also known as birth canal.
Complete the following table by writing the name of the structure or the function of the given structure:
| Structure | Function | ||
| 1 | Corpus luteum | 1 | …………… |
| 2 | ……………. | 2 | Produces male gametes in mass |
| 3 | Placental disc | 3 | …………………….. |
| 4 | . ……………. | 4 | Increases the force in uterine contractions during child birth |
| 5 | Umbilical cord | 5 | …………………. |
| 6 | Fallopian tube | 6 | ………………… |
Describe the functions of placenta
The diagram given alongside is that of a developing human foetus in the womb. Study the same and answer the questions that follows:
Name the parts ‘1’ to ‘5’ indicated by guidelines
Give Reasons
The full-grown human embryo respires but does not breathe.
Differentiate
Amnion and Chorion.
Differentiate
Fetus and Embryo.
All are functions of placenta, EXCEPT ______.
How are carbon dioxide and urea, excreted by the foetus, removed?
Write one sentence using the following term pertaining to reproduction in humans.
Placenta
