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Q. No.Consider the given two statements:
| Assertion: | Scientifically, it is correct to say that the sex of the baby is determined by the father and not by the mother. |
| Reason: | The zygote carrying XX would develop into a female baby and XY would form a male. |
| 1. | Both Assertion and Reason are true and Reason explains the Assertion. |
| 2. | Both Assertion and Reason are true but Reason does not explain the Assertion. |
| 3. | Assertion is true but Reason is False |
| 4. | Assertion is False but Reason is true |
Subtopic: Â Embryonic Development till Gastrulation |
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From NCERT
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Consider the given two statements:
| Assertion (A): | During pregnancy, the human placenta produces human chorionic gonadotropin (hCG). |
| Reason (R): | hCG is important to maintain the corpus albicans and hence oestrogen production during the first trimester. |
| 1. | Both (A) and (R) are True and (R) is the correct explanation of (A) |
| 2. | Both (A) and (R) are True but (R) is not the correct explanation of (A). |
| 3. | (A) is True but (R) is False. |
| 4. | (A) is False but (R) is True. |
Subtopic: Â Embryonic Development till Gastrulation |
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From NCERT
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Consider the given two statements:
| Assertion (A): | The descent of testes occurs by the end of the seventh month of fetal development |
| Reason (R): | The cooler temperature outside the abdominal cavity is necessary for spermatogenesis. |
| 1. | Both (A) and (R) are True and (R) is the correct explanation of (A). |
| 2. | Both (A) and (R) are True but (R) is not the correct explanation of (A). |
| 3. | (A) is True but (R) is False. |
| 4. | Both (A) and (R) are False. |
Subtopic: Â Embryonic Development till Gastrulation |
From NCERT
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Q. No.
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