MCQOPTIONS
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| 1. |
Which of the following is a kind of land pollution in which land becomes unsuitable for farming due to rise in salt content? |
| A. | Carbonization of soil |
| B. | De oxygenation of soil |
| C. | Oxygenation of soil |
| D. | Salinization of soil |
| E. | None of these |
| Answer» E. None of these | |