In cockroach, excretion is brought about by- A. Phallic gland B. Urecose gland C. Nephrocytes D. Fat body E. Collaterial glands Choose the correct answer from the options given below:

A B and D only

B A and E only

C A, B and E only

D B, C and D only

The answer is D.

Solution

Cockroach excretion involves the fat body, nephrocytes and urecose glands.

Insects like cockroach are uricotelic (excrete uric acid). In addition, the fat body, nephrocytes and urecose glands also help in excretion.

Concept excretory structures of cockroach

2 questions from this chapter have appeared across 2 exam years.