Question
Explain how Earth’s position, atmosphere, and magnetic field make it uniquely suitable for life.
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| Column A | Column B | ||
| $(a)$ | Oxides of sulphur and nitrogen | $(i)$ | fire extinguisher |
| $(b)$ | $CNG$ | $(ii)$ | incomplete combustion of coal |
| $(c)$ | Oxygen | $(iii)$ | very low ignition temperature |
| $(d)$ | inflammable substance | $(iv)$ | acid rain |
| $(e)$ | carbon dioxide | $(v)$ | necessary for combustion |
| $(f)$ | carbon monoxide | $(vi)$ | fuel for automobiles. |
| A | B | ||
| $(i)$ | Kharif crops | $(a)$ | Food for cattle |
| $(ii)$ | Rabi crops | $(b)$ | Urea and super phosphate |
| $(iii)$ | Chemical fertilisers | $(c)$ | Animal excreta, cow dung urine and plant waste |
| $(iv)$ | Organic manure | $(d)$ | Wheat, gram, pea |
| $(e)$ | Paddy and maize |
| $A$ | $B$ | ||
| $i. $ | Inner planets | $a. $ | Saturn |
| $ii. $ | Outer planets | $b. $ | Pole star |
| $iii.$ | Constellation | $c. $ | Great Bear |
| $iv.$ | Satellite of the Earth | $d. $ | Moon |
| $e. $ | Earth | ||
| $f. $ | Orion | ||
| $g. $ | Mars | ||