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Which of the following features is used to identify a male cockroach from a female cockroach?
Options
(a) Presence of anal cerci
(b) Forewings with darker tegmina
(c) Presence of caudal styles
(d) Presence of a boat shaped sternum on the 9th abdominal segment
Correct Answer:
Presence of caudal styles
Explanation:
Males bear a pair of short, thread like anal styles which are absent in females.Anal/caudal styles arise from 9th abdominal segment in male cockroach.
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Topics: Plant and Animal Kingdom
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Subject: Biology
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Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Deeply sown seeds do not germinate and do not come up over due to the deficiency
- Select the correct option : (a)Synapsis aligns homologous chromosomes(i)Anaphase-II
- In China rose the inflorescence is
- Larger and fragile RBC with less haemoglobin is due to the deficieny of
- The most active phagocytic white blood cells are:
Topics: Plant and Animal Kingdom (295)
Subject: Biology (4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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