World Geography
The steady or initial phase of the magnetic storms is

a sharp increase of the field
magnetic storm at middle and low altitudes
preceded by storm sudden commencement
None of these

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World Geography
Which among the following is the most important character of the ‘Goldilocks Zone ‘ of the space?

It is a region of space which is characterized by a lot of asteroids
It is a small region which is extremely hot and presence of most elements in vapor state
It is small region of the space which is extremely cold
It is a region of space which is neither too hot nor too cold and has conditions which are a must for life

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