Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses
B
Malpighian tubules and excretion
No worries! Weâve got your back. Try BYJUâS free classes today!
C
mandibles
No worries! Weâve got your back. Try BYJUâS free classes today!
D
maxilla
No worries! Weâve got your back. Try BYJUâS free classes today!
Open in App
Solution
The correct option is A heart and circulation Alary muscles are a pair of triangular fans like muscles in the heart of the cockroach. The contraction and relaxation of alary muscle regulate the blood flow. This helps in the circulation of the hemolymph in the body of cockroach.