INSIGHT UPSC QUIZ

The rhythmic rise and fall of ocean water twice in a day is called:

Sea water is saltier than rain water because:

Which one of the following is an unpredictable natural disaster?

Equinox occurs when the sun is vertically above-

The approximate circumference of the Earth is

Which of the following sea has highest salinity?

Which one of the following practices is adopted for restoring the fertility of soil?

The layer where the decrease in temperature with increasing altitude is totally absent is:

What is the second most abundant element on Earth’s crust?

The temperature of water at the bottom of a large waterfall is higher than that of the water at the top because: