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Which of these pairs of abdominal segments are a part of brood pouch of female cockroach?
- a)1st, 2nd
- b)8th, 9th
- c)3rd, 4th
- d)11th, 12th
Correct answer is option 'B'. Can you explain this answer?
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Which of these pairs of abdominal segments are a part of brood pouch o...
The 8th and 9th segments of the abdomen of the female cockroach are a part of the brood pouch or the genital pouch. The genital pouch is made of the 8th, 9th and boat – shaped 7th segments.
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Which of these pairs of abdominal segments are a part of brood pouch o...
Brood Pouch in Female Cockroach
The brood pouch, also known as the ootheca, is a specialized structure in female cockroaches that plays a crucial role in reproduction.
Segments Involved in Brood Pouch
- The brood pouch is formed by the 8th and 9th abdominal segments.
- These segments are modified to create a protective environment for the developing eggs.
Importance of the Brood Pouch
- Protection: The brood pouch shields the eggs from environmental hazards and potential predators.
- Moisture Maintenance: It helps maintain humidity levels, which is vital for the embryos' development.
Clarification of Other Options
- Option A (1st, 2nd): These segments are not involved in the formation of the brood pouch.
- Option C (3rd, 4th): Similar to the first two, these segments do not contribute to the brood pouch structure.
- Option D (11th, 12th): These segments are not typically present in all cockroach species and do not form the brood pouch.
Conclusion
Thus, option B, consisting of the 8th and 9th abdominal segments, is indeed the correct answer, as they are the specific segments that create the brood pouch for female cockroaches. This adaptation is essential for successful reproduction and the survival of the offspring.
The brood pouch, also known as the ootheca, is a specialized structure in female cockroaches that plays a crucial role in reproduction.
Segments Involved in Brood Pouch
- The brood pouch is formed by the 8th and 9th abdominal segments.
- These segments are modified to create a protective environment for the developing eggs.
Importance of the Brood Pouch
- Protection: The brood pouch shields the eggs from environmental hazards and potential predators.
- Moisture Maintenance: It helps maintain humidity levels, which is vital for the embryos' development.
Clarification of Other Options
- Option A (1st, 2nd): These segments are not involved in the formation of the brood pouch.
- Option C (3rd, 4th): Similar to the first two, these segments do not contribute to the brood pouch structure.
- Option D (11th, 12th): These segments are not typically present in all cockroach species and do not form the brood pouch.
Conclusion
Thus, option B, consisting of the 8th and 9th abdominal segments, is indeed the correct answer, as they are the specific segments that create the brood pouch for female cockroaches. This adaptation is essential for successful reproduction and the survival of the offspring.
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Which of these pairs of abdominal segments are a part of brood pouch of female cockroach?a)1st, 2ndb)8th, 9thc)3rd, 4thd)11th, 12thCorrect answer is option 'B'. Can you explain this answer?
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