Malpighian tubules are …………. (BHU 2006)
A. excretory organs of insects
B. excretory organs of frog
C. respiratory organs of insects
D. endocrine glands of insects
Answer:A
Malpighian tubules are …………. (BHU 2006)
A. excretory organs of insects B. excretory organs of frog C. respiratory organs of insects D. endocrine glands of insects