Write an account on modification of mouthparts in Insecta. Give suitable examples and diagrams. (UPSC 2020, 15 Marks, )

कीटों में मुखांगों के रूपांतरण पर एक लेख लिखें। उपयुक्त उदाहरण और चित्र दें। (Write an account on modification of mouthparts in Insecta. Give suitable examples and diagrams.)

Write an account on modification of mouthparts in Insecta. Give suitable examples and diagrams. (UPSC 2020, 15 Marks, ) EN ह function dochangelang(val) { if (val != "") { window.location = val; } }

Write an account on modification of mouthparts in Insecta. Give suitable examples and diagrams. (UPSC 2020, 15 Marks, )