World Geography
The light of distant stars is affected by

both (a) and (b)
interstellar dust
None of these
the earth's atmosphere

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World Geography
The Mistral is

All of these
swift, dry, cold northerly wind that blows down from the western Alps and the plateau of Southern F
wind that blows for 100 days a year and may cause extensive frost damage to plants
very cold wind, which blows down from the plateau of central France

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World Geography
The periodic rise and fall of the sea level on the earth, gives rise to tides. This is related to

infrared rays from the sun
ultraviolet rays from the sun
the position of the moon with reference to the earth and the gravitational pull exerted mainly by the moon and partly by the sun
None of these

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