- A Foregut and midgut
- B Midgut and hindgut
- C Mouth and oesophagus
- D Rectum and anus
Correct answer: B. Midgut and hindgut
Explanation: Malpighian tubules are thin, finger-like outgrowths attached at the junction of the midgut and hindgut. They absorb nitrogenous waste (mainly uric acid) from the haemolymph and release it into the hindgut for elimination.
Concept context
The four basic animal tissue types (epithelial, connective, muscular, neural) and the cockroach as a model organism for organ-system level organisation.