2621: Consider the following statements:
1. Agricultural soils release nitrogen oxides into environment.
2. Cattle release ammonia into environment.
3. Poultry industry releases reactive nitrogen compounds environment.
Which of the statements given above is/arc correct?
(a) 1 and 3 only
(b) 2 and 3 only
(c) 2 only
(d) 1, 2 and 3
2622: Assertion (A): Balance of Payments represents a better picture of a country's economic transactions with the rest of the world than the Balance of Trade.
Reason (R) : Balance of Payments takes into account the exchange of both visible and invisible items whereas Balance of Trade does not.
(a) Both A and R are individually true R is the correct explanation of A.
(b) Both A and R are individually true R is not the correct explanation of A.
(c) A is true but R is false.
(d) A is false but R is true.
2623: Which one of the following is used for dating archaeological specimens in wood, bones and shells?
(a) Uranium-238
(b) Argon isotope
(c) Carbon-14
(d) Strontium-90
2624: Who among the following has been the Captain of the Indian team in Cricket Test Matches for the maximum number of times?
(a) Mansur Ali Khan Pataudi
(b) Sunil Gavaskar
(c) Mohammad Azharuddin
(d) Saurav Ganguly
2625: C. Rangarajan has been actively involved in the Pan-Asian Commission addressing to which one of the following issues?
(a) Impact of HIV / AIDS in the Asian region
(b) Promotion of tourism in the Asian region
(c) Promotion of free trade in the Asian region
(d) Higher technical education in the universities in the Asian region