2036: In the context of solving pollution problems, what is/are the advantage/advantages of bioremediation technique?

1. It is a technique for cleaning up pollution by enhancing the same biodegradation process that occurs in nature.
2. Any contaminant with heavy metals such as cadmium and lead can be readily and completely treated by bioremediation using microorganisms.
3. Genetic engineering can be used to create microorganisms specifically designed for bioremediation.

Select the correct answer using the code given below:

(a) 1 only
(b) 2 and 3 only
(c) 1 and 3 only
(d) 1, 2 and 3
2037: Among the following cities, which one is nearest to the Tropic of Cancer?

(a) Delhi
(b) Kolkata
(c) Jodhpur
(d) Nagpur
2038: Which one of the following was a corporation of merchants in ancient India ?

(a) Chaturvedimangalam

(b) Parishad

(c) Ashtadikgaja

(d) Manigrama
2039: Consider the following statements:

1. The Parliament of Russia is called Federal Assembly.

2. The Council of the Federation in the Russian Parliament is the lower house.

3. The name of the upper house in the Russian parliament is State Duma.

Which of the following statements given above is/are correct?

(a) 1 only
(b) 1 and 2
(c) 2 and 3
(d) 1, 2 and 3
2040: In a group of five persons A, B, C, D and E, there is a professor, a doctor and lawyer. A and D are unmarried ladies, and do not work. Of the married couple in the Group, E is the husband. B is the brother of A and is neither a doctor nor a lawyer. Who is the professor ?