9 unit test revisio by Sharequa Husain https://padlet.com/sharequahusain/99ros81vmmkp4vwr ANSWER en-us 2021-04-12 06:02:45 UTC 2022-02-06 04:19:30 UTC hello@padlet.com Vaibhavi Srivastava https://padlet.com/sharequahusain/99ros81vmmkp4vwr/wish/2030374445 2022-02-05 03:24:08 UTC https://padlet.com/sharequahusain/99ros81vmmkp4vwr/wish/2030374445 Geography mohdhammadrashid20jan2007 https://padlet.com/sharequahusain/99ros81vmmkp4vwr/wish/2030382504 Ans 1- exfoliation occurs when the water enters the rocks throught cracks and freezes this continuous process of freezing and melting of rocks peels of the outer layer which is called exfoliation 
Oxidation - oxidation caused mostly through rain , when the oxidised water throught rain falls on the rocks the iron compounds of the rocks start oxidising 
Ans 3- the causes of soil pollution are :-
1 - industrial waste 
2 - factories 
Ans 3- the impacts on agriculture by soil pollution are :- 
1- soil pollution decreases the quality and productivity of the soil 
2- soil pollution also affects Vegetable and fruits]]> 2022-02-05 03:41:15 UTC https://padlet.com/sharequahusain/99ros81vmmkp4vwr/wish/2030382504 Nikhil Saxena https://padlet.com/sharequahusain/99ros81vmmkp4vwr/wish/2030382568 2022-02-05 03:41:24 UTC https://padlet.com/sharequahusain/99ros81vmmkp4vwr/wish/2030382568 Nikhil Saxena https://padlet.com/sharequahusain/99ros81vmmkp4vwr/wish/2030382976 2022-02-05 03:42:22 UTC https://padlet.com/sharequahusain/99ros81vmmkp4vwr/wish/2030382976 Parul Verma https://padlet.com/sharequahusain/99ros81vmmkp4vwr/wish/2030388537 2022-02-05 03:54:41 UTC https://padlet.com/sharequahusain/99ros81vmmkp4vwr/wish/2030388537 Parul https://padlet.com/sharequahusain/99ros81vmmkp4vwr/wish/2030388695 2022-02-05 03:55:05 UTC https://padlet.com/sharequahusain/99ros81vmmkp4vwr/wish/2030388695 Parul https://padlet.com/sharequahusain/99ros81vmmkp4vwr/wish/2030388813 2022-02-05 03:55:24 UTC https://padlet.com/sharequahusain/99ros81vmmkp4vwr/wish/2030388813 RATNAM PAGE 1 https://padlet.com/sharequahusain/99ros81vmmkp4vwr/wish/2030504635 2022-02-05 09:11:10 UTC https://padlet.com/sharequahusain/99ros81vmmkp4vwr/wish/2030504635 RATNAM PAGE 2 https://padlet.com/sharequahusain/99ros81vmmkp4vwr/wish/2030504922 2022-02-05 09:11:47 UTC https://padlet.com/sharequahusain/99ros81vmmkp4vwr/wish/2030504922 Falak Fatima https://padlet.com/sharequahusain/99ros81vmmkp4vwr/wish/2031116561 2022-02-06 04:16:22 UTC https://padlet.com/sharequahusain/99ros81vmmkp4vwr/wish/2031116561 https://padlet.com/sharequahusain/99ros81vmmkp4vwr/wish/2031117764 2022-02-06 04:19:29 UTC https://padlet.com/sharequahusain/99ros81vmmkp4vwr/wish/2031117764