World Geography
The infrared radiation by sun are strongly absorbed by

carbon dioxide and water vapours
carbon dioxide
water vapours
ozone

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World Geography
Which among the following statements is/are correct about Density of ocean water?Salinity is inversely related to seawater density.Seawater density decreases with increasing salinity and vice versa.Select the correct code from the options given below:

Neither 1 & 2
Only 2
Both 1 & 2
Only 1

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World Geography
The modern theory of plate tectonics states

All of these
the convention currents within the earth's mantle cause the creation of new oceanic crust at the mid
the creation of oceanic crust and the drifting of continents
that the oceanic crust is destroyed at areas where this crust type becomes subducted under the light

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