311: Consider the following:-
1. Carbon dioxide
2. Oxides of Nitrogen
3. Oxides of Sulphur
Which of the above is/are the emission/emissions from coal combustion at thermal power plants?
(a) 1 only
(b) 1 and 3 only
(c) 2 and 3 only
(d) 1, 2 and 3
312: Galvanising of sheet iron is done by dipping the sheet metal into molten
(a) Mercury
(b) Cadmium
(c) Lead
(d) Zinc
313: Among the following cities, which one is nearest to the Tropic of Cancer?
(a) Delhi
(b) Kolkata
(c) Jodhpur
(d) Nagpur
314: What is the purpose of 'Vidyanjali Yojan'?
1. To enable the famous foreign educational institutions to open their campuses in India.
2. To increase the quality of education provided in government schools by taking help from the private sector and the community.
3. To encourage voluntary monetary contributions from private individuals and organizations so as to improve the infrastructure facilities for primary and secondary schools.
Select the correct answer using the code given below :
(a) 2 only
(b) 3 only
(c) 1 and 2 only
(d) 2 and 3 only
315: Six faces a cube are numbered from 1 to 6, each face carrying one different number. Further,
1. The face 2 is opposite to the face 6.
2. The face 1 is opposite to the face 5.
3. The face 3 is between the face 1 and the face 5.
4. The face 4 is adjacent to the face 2.
Which one of the following is correct ?
(a) The face 2 is adjacent to the face 3
(b) The face 6 is between the face 2 and the face 4
(c) The face 1 is between the face 5 and the face 6
(d) None of the above