Soil is able to maintain a regular supply of minerals by the help of which of the following? I. Slow vegetation II. Activity of decomposers III. Soil erosion IV. Weathering of rocks |
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a) |
Only IV |
b) |
Only I |
c) |
IV and II |
d) |
All of the above |
Soil is able to maintain a regular supply of minerals by the help of which of the following? I. Slow vegetation II. Activity of decomposers III. Soil erosion IV. Weathering of rocks |
|||||||
a) |
Only IV |
b) |
Only I |
c) |
IV and II |
d) |
All of the above |
(b) Soil is able to maintain a regular supply of minerals by the help of slow vegetation |