MCQ
Which one of the following statements is true for cockroach?
- AThe number of ovarioles in each ovary are ten.
- BThe larval stage is called caterpillar.
- ✓Anal styles are absent in females.
- DThey are ureotelic.
✓
Answer
Correct option: C.
Anal styles are absent in females.
Anal styles in male cockroach are present in the $9^{th}$ segment. These are absent infemales.
Other statement are incorrect because the female cockroach has paired ovaries, each consisting of $8$ ovarioles Cockroach possess nymphal stage instead of larval stage.
Excretory organ of cockroach is Malpighian tubules; they remove the nitrogenouswaste in the form of uric acid.
i.e., they are uricotelic.
Other statement are incorrect because the female cockroach has paired ovaries, each consisting of $8$ ovarioles Cockroach possess nymphal stage instead of larval stage.
Excretory organ of cockroach is Malpighian tubules; they remove the nitrogenouswaste in the form of uric acid.
i.e., they are uricotelic.
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