Time management is very much important in IIT JAM. The eduncle test series for IIT JAM Mathematical Statistics helped me a lot in this portion. I am very thankful to the test series I bought from eduncle.
Nilanjan Bhowmick AIR 3, CSIR NET (Earth Science)
Surya prakash verma
a night when you can see the star is more colder. in other words when it is cloudy at night it creates sheild for the heat radiated from earth's surface to get outside, just like green house.