In cockroaches which among the following represents excretory structure?
1)Antennal
2)Malpighain
3)Nephridia
4)protonephredia
Ans:2)Malpighain
In cockroaches which among the following represents excretory structure?
1)Antennal
2)Malpighain
3)Nephridia
4)protonephredia
Ans:2)Malpighain