How an earthwarm is formed

Dear student.

Please refer the links below:

https://www.meritnation.com/ask-answer/question/of-what-material-is-earthwarm-made-off/the-living-organisms-and-their-surroundings/7082602 

https://www.meritnation.com/ask-answer/question/state-the-mode-of-reproduction-in-earthworm-and-frog/how-do-organisms-reproduce/1815200   

Regards.