Anal cerci in Periplaneta americana:
1. are present in the 9th segment in both sexes
2. are present only in males
3. are present in the 10th segment in both sexes
4. are present only in females

Subtopic:  Cockroach:Male Reproductive System (OLD NCERT) | Cockroach: Female Reproductive System (OLD NCERT) |
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Which of the following is not a part of female cockroach reproductive system?
1. Oviduct
2. Spermathecae
3. Seminal vesicles
4. Ovarioles

Subtopic:  Cockroach:Male Reproductive System (OLD NCERT) | Cockroach: Female Reproductive System (OLD NCERT) |
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The development of Periplaneta americana is:
1.  Paurometabolous with nymph moulting about 13 times to reach the adult form and the next to last nymphal stage has wing pads.
2.  Paurometabolous with nymph moulting about 13 times to reach the adult form and the next to last nymphal stage has wings.
3.  Holometabolous with nymph moulting about 13 times to reach the adult form and the next to last nymphal stage has wing pads.
4.  Holometabolous with nymph moulting about 13 times to reach the adult form and the next to last nymphal stage has wings.
Subtopic:  Cockroach: Female Reproductive System (OLD NCERT) |
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