What is the main role of setae in earthworm?

Which of these is not a function of cloaca in frogs?

Which of the following statements is false about cockroaches?

On which side of the body of cockroaches are the spiracles present?

What is the shape of testes in male frogs?

What lies between the medulla oblongata and spinal cord in frogs?

In the brain of frogs, optic lobes are present in the ___

Which of the following is not a secretion of exocrine glands?