2401: Antigen is a substance which
(a) destroys harmful bacteria
(b) is used to treat poisoning
(c) lowers body-temperature
(d) stimulates formation of antibody
2402: Consider the following statements with reference to India:
1. The Chief Election Commissioner and other Election Commissioners enjoy equal powers but receive unequal salaries
2. The Chief Election Commissioner is entitled to the same salary as in provided to a judge of the Supreme Court
3. The Chief Election Commissioner shall not be removed from his office except in like manner and on like grounds as a judge of the Supreme Court
4. The term of office of the Election Commissioner is five years from the date he assumes his office or till the day he attains the age of 62 years, whichever is earlier
Which of these statements are correct?
(a) 1 and 2
(b) 2 and 3
(c) 1 and 4
(d) 2 and 4
2403: Which one of the following pairs of materials serves as electrodes in chargeable batteries commonly used in devices such as torchlights, electric shavers, etc?
(a) Nickel and cadmium
(b) Zinc and carbon
(c) Lead peroxide and lead
(d) Iron and cadmium
2404: Which one among the following commissions was set up in pursuance of a definite provision under an Article of the Constitution of India ?
(a) University Grants Commission
(b) National Human Rights Commission
(c) Election Commission
(d) Central Vigilance Commission
2405: Claims to the historical Macedonian territory have been a bone of contention between which of the following countries?
(a) Portugal and Spain
(b) Bulgaria and Greece
(c) Portugal and Greece
(d) Romania and Bulgaria