What is the shape of the seventh sternum of the female cockroach?

In which of the following places, the squamous epithelium is not found?

Where are the male genital pores present in earthworm?

What is the shape of the sinus venosus?

What material is the exoskeleton of the cockroach made of?

What are the pores present on the surface of the body of the earthworm called?

During aestivation in frogs, gaseous exchange takes place through __

How many digits does the forelimb and hindlimb of frog have respectively?