Question
Biology Question on Structural Organisation of Animals and plants
Which one of the following statements is true for cockroach?
A
The number of ovarioles in each ovary are ten
B
The larval stage is called caterpillar
C
Anal styles are absent in females
D
They are ureotelic
Answer
Anal styles are absent in females
Explanation
Solution
Anal styles are paired, thin, unjointed outgrowths, projecting backwardly from the sides of 9th sternum of the male cockroach only. They are absent in females. The number of ovarioles in each ovary are eight. The larval stage of cockroach is called nymph. Cockroach is uricotelic