General Physica...

According to the Geo-scientists, the shape of the earth is:
1. round
2. spherical
3. close to that of a sphere
4. an oblate ellipsoid
Select the correct answer using the code given below:

The Sun is observed to be reddish when it is near the horizon. i.e. in the morning and the evening. This is because ____________.

Which one of the following gases is found in highest quantity in Exosphere?

An up fold in rock is:

Which one of the following combinations of stalactites and stalagmites occurrences is correct?

Match List I with List II and select the coma answer using the code given below the Lists : 

Which one of the following weather conditions indicate a sudden fall in barometer reading?

Consider the following diagram: 
In which one among the following lettered areas of the diagram would erosion most likely change the shapes of the riverbed? 

To a perpendicular to the plane of ecliptic, Earth's axis of rotation makes an angle of $$23\frac{1}{2}$$ degrees. Had this angle been zero degree, which one among the following would result? 

Which one of the following describes the Lithosphere?