Q2. Different soils have different porosity and permeability depending on their properties. Clay has a great many, small interstices. Which of the following is true about the porosity and permeability of clay?
AClay has high porosity and low permeability.
BClay has high permeability and low porosity.
CClay has high permeability high low porosity.
DClay has low permeability and low porosity.
ENone of the above is true.
Q3. For the Earthʹs liquid water, some of them are salty, and others are fresh. Where most of the fresh water is stored?
Ariver and stream water
Ewater in lakes
Q4. The global water is constantly in circulation. How much of the global water is in circulation at any one time?
Amost of it
Bhalf of it
Ca small percentage
Dnone of it
Eimpossible to estimate
Q5. The ocean temperature varies with locations. Where can we observe the most variability for ocean temperature?
Aat depths below a few hundred meters
Bat the bottom
Cin tropical latitudes
Dnear the surface
Ein polar latitudes
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