Solve qus no. 14
Please refer the link below for first part of question number 14.
https://www.meritnation.com/ask-answer/question/sometimes-alien-species-affect-the-indigenous-organisms-lead/biodiversity-and-conservation/3666086
https://www.meritnation.com/ask-answer/question/sometimes-alien-species-affect-the-indigenous-organisms-lead/biodiversity-and-conservation/3666086