1216: The correct sequence of different layers of the atmosphere from the surface of the Earth upwards is

(a) Troposphere, Stratosphere, Ionosphere, Mesosphere
(b) Stratosphere, Troposphere, Ionosphere, Mesosphere
(c) Troposphere, Stratosphere, Mesosphere, Ionosphere
(d) Stratosphere, Troposphere, Mesosphere, Ionosphere
1217: If the earth's direction of rotation is reversed, what would be the IST when it is noon at the International Date Line ?

(a) 06.30 hrs

(b) 05.30 hrs

(c) 18.30 hrs

(d) 17.30 hrs
1218: Neutron was discovered by:

(a) Ouo Hahn

(b) Enrico Fermi

(c) Lise Meitner

(d) James Chadwick
1219: Which one of the following cities has been the venue of the asian Games for the maximum number of times from the year 1951 to the year 2006?

(a) Beijing
(b) Bangkok
(c) Delhi
(d) Rio de janeiro
1220: A person has 4 coins each of different denomination. What is the number of different sums of money the person can form (using one or more coins at a time)?

(A) 15
(B) 16
(C) 10
(D) 12